Hottest Day Evah In Palermo!

From NOT A LOT OF PEOPLE KNOW THAT

By Paul Homewood

https://news.italy24.press/local/720566.html

There have been claims of 47C temperatures in Palermo, Sicily yesterday, but they need qualifying.

Firstly, as the above report notes, the temperatures there have boosted by the foehn effect:

The exceptionality of the event – of a historical nature also on a synoptic scale for large sectors of the Mediterranean – is favored by subsidence impressed by the geopotential maxima of the subtropical anticyclone, by a further intensification of the influx of air masses from the Sahara desert (up to 29-30°C in free atmosphere at 850 hPa) and from interaction between the southern currents and the orography of the Palermo mountains.

Put simply, Palermo lies to the north of the mountains, so southerly winds mean sinking air over the city. The foehn effect is known to add several degrees to underlying temperatures.

Secondly, the weather station at the airport, which has a long record, only measured 44C.

https://www.timeanddate.com/weather/italy/palermo/historic

This suggests that the urbanisation effect is 3C, as the 47C claim comes from the middle of the city:

All in all, claims of a record temperature of 47C have little climatological significance at all.


For more on Heat Waves and other aspects of Earth’s temperature, go to EverythingClimate.com.

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Walter
July 25, 2023 10:03 pm

3C is a pretty huge difference. Really makes you wonder whether some of these heat waves are really heat waves.

Pat from Kerbob
Reply to  Walter
July 25, 2023 10:09 pm

On another forum I posted my experience in calgary two winters ago, I was coming in from the west heading to Saskatchewan

It was -38c west of calgary, -39 east of calgary but only -32 in city itself.

Walter
Reply to  Pat from Kerbob
July 25, 2023 11:09 pm

That’s definitely interesting. I had no idea there could be a UHI effect in temperature that cold. Does that mean it’s possible that maybe the reason for faster warming in the Arctic could be waste heat from a military base nearby the thermometer as well as likely poor sitting?

bnice2000
Reply to  Walter
July 25, 2023 11:00 pm

Trouble is that basically the whole surface data is based on these huge urban effects.

And airports.

ClimateBear
Reply to  Walter
July 26, 2023 12:11 am

Years ago I read that Melbourne , Australia had a UHI of about 5˚C and just recently that a new subdivision on the city’s western fringe which is all close together, black roofed ‘macburbia’ without a tree in sight and not much lawn either, was as much as 13˚C!! A 25˚C (77˚F) warm summer/spring day was eperienced as a 38˚C (100.4˚F).

BTW, someone on one report I watched let slip about arsonists being active (wow! with all that media coverage they must really be trending on all the usual antisocial media channels.

Gee, with all that wind I wonder how many fires were started by overhead electrical mains? Or northern european tourists throwing cigarette butts out of car windows…?

The best one I heard though was these were the worst fires for 50 years! LOL.

What’s that expression? Oh yeah, ‘Lies, damned lies and statistics.’, the very motto of the cult of scientossophy.

Reply to  ClimateBear
July 26, 2023 2:09 am

ClimateBear, you’re correct re the BoM estimating about 5C UHI in Melbourne.

That’s typical of why they exclude eight cities/regional centres from their ACORN estimate of national temperatures.

Several cities and most other regional centres included in ACORN estimates have obviously also had their share of UHI, and there are questions about Airport Heat Islands with so much tarmac and jet exhaust, but the BoM seems to think excluding the eight urban centres solves those problems.

I also heard a brief media mention that arsonists are suspected of lighting many of the Greece fires.

ClimateBear
Reply to  waclimate
July 26, 2023 6:03 pm

Lets just touch on the numbers.

Over the past century or so I can acceopt that atmospheric CI2 has increased by whatever, 50% and largely due to human emissions.

That said there are also a few times more humans on the planet over that period with a lot mor GDP and hence consumption of trees, planyts, animals and fossil fuels.

There is also a heap more brisks, concrete, bitumen, house roofs, urban areas atc and accordingly a heap of thermostats in now significantly UHI affected areas.

So, being a cautious engineer, what reliability would I place on the general world thermometer system vs say a satellite based one? Zip. And therein lies the problem, the only reasonably accurate measurement system has only been around for a few decades when we want to have a century to multi century prespective.

And then there is the madia mania giving every wannabee arsonist on the planet a hard / moist groin ( must be inclusive these days) and getting every self promoting two bit activist a chance to get in front of a camera even if it is only their own mobile phone one.

Streetcred
Reply to  ClimateBear
July 26, 2023 12:54 pm

9 Arsonists have been arrested in Greece, I read in local news.

Duane
Reply to  Walter
July 26, 2023 1:22 pm

So, all those hundreds to thousands of reporting stations across the USA, Canada, and northern Europe that recorded record lows on one or more days last winter doesn’t mean the Earth is cooling and entering a new Ice Age?

Who’d a thunk it – weather does not equal climate.

Duane
Reply to  Duane
July 26, 2023 1:24 pm

It’s like the Allan Jackon song, with Jimmy Buffett – it’s always 5 o’clock somewhere … and it’s always a record of whatever somewhere on the planet. Every freaking day of the year. Both cold records, and hot records, and precipitation records, and drought records, and wind records, and storm records.

Pat from Kerbob
July 25, 2023 10:10 pm

If they had a strong case they wouldn’t have to make things up.

Redge
July 25, 2023 10:41 pm

Secondly, the weather station at the airport, which has a long record, only measured 44C.

So the real temperature away from the concrete of the airport and city, and jet movements was likely a lot lower than 47C

Nick Stokes
July 25, 2023 10:51 pm

The foehn effect is known to add several degrees to underlying temperatures.”

It seems every few days there is a new heat record to be explained away. And as so often, this just doesn’t do it. The mountains, and the foehn, have been there since forever. Why was that day so much hotter than in previous years?

bnice2000
Reply to  Nick Stokes
July 25, 2023 11:01 pm

If you don’t understand urban warm effects by now.

You should!

Or is it deliberate pretence of ignorance?

Walter
Reply to  bnice2000
July 25, 2023 11:12 pm

He understands it. He just purposefully ignores it.

TheFinalNail
Reply to  bnice2000
July 26, 2023 12:48 am

If you don’t understand urban warm effects by now.

So why was UHI so much warmer at that location on that particular day compared to all the other days?

atticman
Reply to  TheFinalNail
July 26, 2023 2:07 am

Everyone had their air-conditioning on?

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:48 am

According to the maps, the temperature site this was measured at is either on an enclosed concrete area next to car parking spaces, right next to a tall building..
…or it may actually be on top of the building itself, concrete roof and all, next to the stair well and ventilation outlets…

I’m sure air-conditioning would have been going full bore in the whole building, pumping out nice warm air. !

This is THE PLACE to put a thermometer if you want the highest reading possible. !

bnice2000
Reply to  TheFinalNail
July 26, 2023 3:04 am

Temperatures now down to high 20s for next week

Oh dear, there goes your little “warming” nonsense. !

What was it, a 3 or 4 hour weather event ?

Try not to go into manic-panic mode like you usually do!

Ben Vorlich
Reply to  TheFinalNail
July 26, 2023 4:17 am

Was it that much higher on only that day, I’d say any warm non-record breaking day would show similar if not greater differences

Citizen Smith
Reply to  TheFinalNail
July 26, 2023 9:42 am

Meanwhile it was warmer in Phoenix, AZ all week and 114c colder at McMurdo Station.

I don’t get it. It’s like playing Where’s Waldo but with temperatures.

observa
Reply to  Nick Stokes
July 25, 2023 11:24 pm

Why was that day so much hotter than in previous years?

Don’t know Nick but you could ask the aborigines as they reckon they’ve been around 65,000 years (it started off believed to be 15,000 years) so they’ve seen a fair bit of global warmening-
Aboriginal Australians – Wikipedia
It’s all in the ongoing Dreamtime stories mate so just quiz the elders for the lowdown.

bnice2000
Reply to  Nick Stokes
July 25, 2023 11:33 pm

“Why was that day so much hotter than in previous years?”

How do you know that ?

Because some newspaper said so?

Show us the official site this was measured at.

Maybe a new air-conditioner had been installed pumping directly at the thermometer.

Wouldn’t the first time. !

TheFinalNail
Reply to  bnice2000
July 26, 2023 12:27 am

Oh, there’ll always be some excuse. RAF jets, anyone?

strativarius
Reply to  TheFinalNail
July 26, 2023 12:33 am

I’ll have one as I’m paying for them

bnice2000
Reply to  TheFinalNail
July 26, 2023 12:49 am

So you have absolutely zero clue if this was measured next to a running car engine.. or behind a pizza oven

Just take a random newspaper report as having any meaning

You really are A Foolish Nitwit. !

Now show us where it was measured.. or not !

JASchrumpf
Reply to  bnice2000
July 28, 2023 9:31 am

There is no site in Palermo. The Global Historical Climate Network station in Palermo, IT, station ID ITE00105250, at latitude 38.1103N and  13.3514W, hasn’t reported data since 31 December 2008. This is straight out of the NOAA data set.

If NOAA has another daily dataset somewhere, they’re not telling.

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:43 am

“some excuse”

Show us the official site this was measured at.”

Not even an excuse for not producing.. just childish deflection.

ps according to the maps, the temperature site is either on an enclosed concrete area next to car parking spaces, right next to a tall building..

…or it may actually be on top of the building itself. Concrete roof and all.

I’m sure you could find a warmer site if you tried, maybe next to an oven or something.

But data quality is totally irrelevant to the climate worriers.

Got down to -18ºC here today, btw. !

That’s what the thermometer reads.

Ben Vorlich
Reply to  TheFinalNail
July 26, 2023 4:21 am

Until you eliminate everything else from your prediction it fails, have these been eliminated as causes?
No they haven’t

DonM
Reply to  TheFinalNail
July 26, 2023 11:05 am

TheFinalNail,

You are the muffin bottom of society. Not even the homeless want you.

(Do you come here because this is only social contact you can get?)

Retired_Engineer_Jim
Reply to  TheFinalNail
July 26, 2023 1:07 pm

Since you asked:

A Royal Air Force Eurofighter Typhoon FGR4 takes off at RAF Coningsby in October 2020. Jon Hobley/MI News/NurPhoto via Getty Images© Jon Hobley/MI News/NurPhoto via Getty Images

As I remember, a serious high temperature for England was recorded at Coningsby.

RAF_ConinsbyAA1e5D2V.jpg
Spectr
Reply to  TheFinalNail
July 27, 2023 5:21 pm

Were those mercury recordings?

SteveG
Reply to  Nick Stokes
July 26, 2023 12:30 am

Why was that day so much hotter than in previous years?

What’s your answer?

strativarius
Reply to  Nick Stokes
July 26, 2023 12:32 am

The Stokes effect is well known…

SteveG
Reply to  strativarius
July 26, 2023 1:17 am

Huh? Is that the answer to the question?

Q -“Why was that day so much hotter than in previous years?”
A – The Stokes effect. A phenomenon that can create record heat extremes in particular locations.

strativarius
Reply to  SteveG
July 26, 2023 1:41 am

Looks about right to me.

michel
Reply to  Nick Stokes
July 26, 2023 1:15 am

It is a legitimate question, if the basic assumptions are correct. But the question is, how much hotter is it really, and how long is the ‘previous years’ period?

In the UK, for instance, last summer was unusually hot. But the highest temp was recorded at an air force base where fighter jets were landing and taking off. And this hot temperature was higher than those recorded in the 1970s, but the heat wave as a whole was very comparable, perhaps a little milder than, the 1976 one, which was very long and dry.

The hysteria was an all time record, though.

This summer is reported by all living in it to be unusually cold. But go back through UK climate history and there are repeated cold summers.

The question is, how unusual are heat waves of this sort? How regular do you expect the temperatures to be? Over how long a period? Weather is long tailed. I’m not persuaded that the current heat waves show anything unusual is gong on.

And if you want to argue that it is, you have to provide some kind of causal link from something to these higher temps. Its not enough just to invoke them and wave your hands. Some parts are cooler and others hotter. Why is that not to be expected, with a long tailed distribution, as just the way our weather is?

1913 was pretty hot in England, too….

TheFinalNail
Reply to  michel
July 26, 2023 1:24 am

This summer is reported by all living in it to be unusually cold. 

Their memories are very short then, because June, the first month of summer in the UK, was the warmest June on record in the UK

JohnC
Reply to  TheFinalNail
July 26, 2023 2:04 am

How did this years June temperatures compare with temperatures in July/August in previous years? The jet stream pretty much determines our weather. If it is to the north of the U.K. then we get hot weather in summer (cold in winter) from the continent. If it is to the south then we get cooler wetter summers from the Atlantic or warmer, wetter winters.
At the moment the jet stream is very wavy.
Also is a temperature that is measured to 0.1 degrees meaningful in the context of weather? With older mercury or alcohol thermometers the accuracy was probably 0.25 or 0.5 degrees.

TheFinalNail
Reply to  JohnC
July 26, 2023 5:04 am

We’re drifting from the point here a bit. The claim made by michel was that the UK was “unusually cold” this summer, when in fact the first month of summer this year was the warmest in a record going back to 1894. As of 24th July CET is actually slightly warmer than the 1961-1990 anomaly base used by the UKMO. So certainly not ‘unusually cold’.

Regarding the margin, 15.8C beats the previous record (14.9C) by almost 1C. That’s a full standard deviation from the 1991-2020 average.

JohnC
Reply to  TheFinalNail
July 26, 2023 11:43 am

July is definitely cooler and wetter than normal here in the English East Midlands, and the same is true in South Yorkshire where my son lives, Stirlingshire where my other son lives and the Home Counties where my daughter lives. June was hot, but we had the jet stream to the north of us, dragging warm air from the continent.

TheFinalNail
Reply to  JohnC
July 26, 2023 4:34 pm

July is definitely cooler and wetter than normal here in the English East Midlands…

As it has been here in Northern Ireland. UK wide it’s about average for the 1961-90 anomaly base.

It doesn’t change the fact that June was the hottest on record for both our locations by all measures.

bnice2000
Reply to  TheFinalNail
July 26, 2023 4:44 pm

1961-90 anomaly

Ie… the COLDEST period since the 1940’s peak !

Centred around the “new ice age” scare.

Retired_Engineer_Jim
Reply to  TheFinalNail
July 26, 2023 1:18 pm

Uh, the news articles I saw / heard all stated that the record went back to 1979. When did it become 1894? If that is correct, I’ll accept it and revise my statements. But 15.8C is hot. Give us all a break.

TheFinalNail
Reply to  Retired_Engineer_Jim
July 26, 2023 4:37 pm

Sorry, it was 1884, not 1894, my mistake.

No one said 15.8C was ‘hot’. Just warmer than average for the locality.

bnice2000
Reply to  TheFinalNail
July 26, 2023 4:45 pm

You dolt..

.. about 50% of temperature are “warmer than average”

michel
Reply to  TheFinalNail
July 27, 2023 9:49 am

It is unusually cold. Just ask anyone who lives in the UK. June was warm, but nothing remarkable. Taken as a whole it really is an unusually cold summer.

The thing is, UK summers vary a lot, and that is normal. There are colder ones, like the present one, and there are hotter ones, like last year. This is completely normal, its not a sign of a climate emergency, breakdown or whatever. Its not a sign of anything, other than a complete absence of any change in the UK climate which is carrying on the way it always has.

People need to stop getting hysterical about UK weather variations which have always happened and are going to continue happening.

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:22 am

So what.. When it comes to “global” climate UK is a total non-entity at 0.05%

Met Orifice data is also very compromised by agenda and urban warming.

Your comment is totally meaningless and irrelevant.. !

And let’s not forget all those COLD records around the whole planet only last year.

TheFinalNail
Reply to  bnice2000
July 26, 2023 4:39 pm

Not the point. The point being that people I’m responding to are saying the UK is colder than average this summer, when in fact it set a new warm temperature in its first full month.

bnice2000
Reply to  TheFinalNail
July 26, 2023 4:47 pm

Very much the point… it is just that you don’t like the fact.

One slightly warmer month in 0.05% of the planet, is totally meaningless.

Denying and basically not understanding urban warming is your only recourse for keeping your knickers in a twist. !

Right-Handed Shark
Reply to  TheFinalNail
July 26, 2023 3:12 am

Following on from a cooler than average April and May. So what?

TheFinalNail
Reply to  Right-Handed Shark
July 26, 2023 5:09 am

So what?

So summer in the UK has hardly been “unusually cold” so far, has it? What with the record-breaking warm June and all. I was just correcting that particular piece if misinformation that keeps getting repeated by commenters on this website.

JohnC
Reply to  TheFinalNail
July 26, 2023 12:04 pm

It could be due to the differences of when the seasons start.
season Met Office Astronomical/civil
Summer 1/6 Solstice
Autumn 1/9 Equinox
Winter 1/12 Solstice
Spring 1/3 Equinox

Using the astronomical/civil start dates this summer up until now has been cool, with a hot tail end to what was a cool spring.
Early spring being particularly cool, it set back growing in the garden, our planting was delayed. Our tomatoes are nowhere near ripening in the greenhouse, if it was sunny I’d expect to have some starting to turn red. Our fruit crops were seriously limited.
Potatoes have been better than I’d have anticipated.
Runner beans haven’t set yet.
Onions have not flourished.
During June our water butt was completely emptied, now it’s full and I have only had to water the greenhouse. The lawn is actively growing, whereas if it were hot it wouldn’t be.
Using these as proxies for the weather would suggest that temperature doesn’t tell the whole story.
I anticipate a warm August/September.


old cocky
Reply to  JohnC
July 26, 2023 4:16 pm

The lawn is actively growing, whereas if it were hot it wouldn’t be.

Being a stickybeak, what grasses are the lawns there?
Ours barely grows in winter, and gets away once it warms up. Well, perhaps not so much on 40-degree days if it hasn’t rained for a while.

The temperature range for most days this July has been around 3 – 20 degrees C, with a couple of minima around freezing.

TheFinalNail
Reply to  JohnC
July 26, 2023 4:42 pm

Who knows why it is? I’m just pointing out that people who are saying the UK is ‘unusually cold’ this summer are talking nonsense. It’s so easy to check. I wish you self-described ‘skepticks’ would show some actual skepticism and check data out for yourselves some time. Too much to ask?

JohnC
Reply to  TheFinalNail
July 26, 2023 12:12 pm

1st June is the start of meteorological summer, and that is a fairly recent development. Most people consider 21st June(solstice) as start of Summer. Also where were the thermometers that measured this record? Also summer is three months and July has more than balanced out June. Don’t forget climate is an average over an extended period of time, so spot temperatures are meaningless.

TheFinalNail
Reply to  JohnC
July 26, 2023 4:48 pm

So we’ll need daily records for the UK then, to satisfy the ‘astronomical summerists’, now that the met summer has gone against them.

It’s just one excuse to deny after another.

Globally, June 2023 was the warmest June on record. July is now set to smash previous July records, globally.

What’s the next excuse?

bnice2000
Reply to  TheFinalNail
July 26, 2023 9:35 pm

June 2023 was the warmest June on record.”

No it wasn’t.

It might have been when measured on concrete roofs, next to air-conditioners, behind jet aircraft etc.

But those measurements do not remotely represent the rest of the planet.

Or are you another padded cell occupant that thinks the things mentioned above don’t cause spurious warming. !

michel
Reply to  TheFinalNail
July 27, 2023 9:58 am

bnice points out a bit later:

For the CET it was only the 5th warmest June.

18.2 1846
18.0 1676
17.3 1826
17.1 1822
17.0 2023
16.9 1762
16.9 1976
16.9 1798

For the UK, only 2 of the top 5 have been this century.

Nothing remarkable whatever is happening. Stop making stuff up!

Retired_Engineer_Jim
Reply to  TheFinalNail
July 26, 2023 1:14 pm

My wife and I visited England for much of June – East Midlands, south to Southhampton, Exeter and Exmouth. We also visited the South of Wales. You know, in the south, where it is hotter than in the north. The hottest day was in Nottingham (29C). The rest of the time, mid-20s (C, of course). Yes, it was terribly hot – 25 C was so hot the Brits were complaining. I pointed out to them that that is room temperature for us (the A/C just switched off, at 77 F). So, if that is the hottest June ever recorded (since 1979), oh well. But not really hot.
Oh, and this terribly hot Earth’s GMST is just under 15 C. Not really hot.

TheFinalNail
Reply to  Retired_Engineer_Jim
July 26, 2023 4:55 pm

I hope you had a nice trip. A son of mine lives in South Wales (and he’s an engineer, you’ll be pleased to hear).

It’s all relative, isn’t it, Jim?

Hot here in the UK is not hot where you live, I assume. But we don’t have the infrastructure in place to cope with what’s happening already, and far less to cope with what any fool can see is looming on the horizon.

Going into utter denial is one route out (and very popular here on this site) but sticking your head in the sand is for the birds, right?

The only way out is to face it and fight it: here at WUWT, we just deny it. Ostrich land.

bnice2000
Reply to  TheFinalNail
July 26, 2023 9:41 pm

Why are you in UTTER DENIAL of the effects of concrete roofs, air-conditioners, jet engines etc on temperature?

Is it that you have never been outside your little padded cell?

UTTER DENIAL is one way you can get your addiction to apoplectic fear attacks fulfilled each day.

bnice2000
Reply to  TheFinalNail
July 26, 2023 9:48 pm

Poor FN,

All his fetish-like fixation on June 2023 (following 3 cool months)

Yet ..

For the CET it was only the 5th warmest June.

18.2 1846
18.0 1676
17.3 1826
17.1 1822
17.0 2023
16.9 1762
16.9 1976
16.9 1798

For the UK, only 2 of the top 5 have been this century.

UK is current BELOW NORMAL even for the cold reference period.

Are you still in manic panic mode, FN ?

bnice2000
Reply to  TheFinalNail
July 26, 2023 9:54 pm

But we don’t have the infrastructure in place to cope with what’s happening already,”

True, the anti-CO2 agenda, that you support and shill for, has destroyed it almost completely….

… .and they still trying to destroy what is left.

That infrastructure for coping with hot and cold WEATHER was there only a decade or so ago.

Also, the UK suffers far more from COLD than it does from a little bit nice extra warmth.

Luckily there isn’t much “happening” except for a random WEATHER event here and there..

You know, … “Climate NORMAL”

michel
Reply to  TheFinalNail
July 27, 2023 1:12 am

June may have been a bit warmer than other Junes, but its not of any significance. That particular 30 day period’s average temp is not indicative of anything. The fact is, and its indisputable to those living in the UK, that this is one of the cooler summers.

The weather in the UK is very variable, as you would expect from it being an island in the path of the Jet Stream, on the edge of a great ocean, next to a large continental landmass, and subject to periods of cold due to air coming down from the Arctic and heat due to air coming up from the Sahara. These episodes are driven by variations in the Jet Stream, and also by the appearance of blocking highs. Last summer there was the well known blocking high to the south west, which is characteristic of UK warm dry summers. Alas, too infrequent!

Some combination of these phenomena appear to be keeping the UK very cool at the moment, and also keeping hot air over the Continent leading to the heat wave.

The hysteria on show in the UK last summer and in June of this year occurs because people seem to have forgotten this. They have the crazed idea that UK temperatures should always be in a very narrow range, the same for every season. The rainfall should be evenly distributed across seasons. It should all be very moderate and constant. They seem to have no memory and no knowledge of history.

It ain’t going to happen. Weather like last summer is perfectly normal. Infrequent, but normal. It is going to happen occasionally. Long hard snowy winters are also infrequent but normal, and are going to happen. Some summers will be dry, others wet, and it will be pretty unpredictable any length of time in advance.

This is not climate change. Its quite the reverse, its the climate not changing at all, just being itself as it has been for centuries. Maybe millenia!

michel
Reply to  TheFinalNail
July 27, 2023 1:17 am

And by the way, forest fires? Heat in itself does not start them. What starts them is arson and human carelessness. What leads them to burn out of control is a total failure of forest management allowing a buildup of low dry tinder.

Proper forest management of course is objected to vociferously by the Greens, who are focused on saving the planet and its wildlife by allowing tinder to build up so we can then destroy the wildlife and its habitats by huge uncontrolled fires, and also eject vast amounts of CO2 into the atmosphere from the burning.

All for the sake of the children and to save the planet! Idiots!

Dave Andrews
Reply to  michel
July 26, 2023 9:28 am

1913 was also the year when the hottest temperature ever recorded on Earth occurred at Furnace Creek, Death Valley – 57.6C (134.1F), July 1913

sturmudgeon
Reply to  michel
July 27, 2023 8:46 am

1940-41 was pretty ‘hot’ also.

Ron Long
Reply to  Nick Stokes
July 26, 2023 3:08 am

Nick, if you lived in the path of strong foehn effect winds, you would be aware of all of its rapid and profound change of existing normal weather. The foehn effect is simply adiabatic lapse rate differentials over a mountain with wet air going up one side and dry air coming down the other. The effect in Denver, Colorado is called Chinook, in Reno, Nevada is called Washoe Zepher, and in Mendoza, Argentina is called Zonda. We had one recently, in Mendoza, where the temperature went up 12 deg C and peak winds were over 100 kilometers per hour. It was predicted for at least two days, and the visiting circus should have taken their tent down (it’s down now). The variable in these foehn hot winds is that they are not blanket effects, instead the stronger effects are channeled, and any thermometer in the direct path of the maximum intensity will clearly show this. Claiming a temperature record in the path of a foehn wind is selective nonsense.

JohnC
Reply to  Ron Long
July 26, 2023 12:05 pm

The Foehn in Bavaria is also significant.

Nick Stokes
Reply to  Ron Long
July 26, 2023 1:41 pm

The foehn effect is simply adiabatic lapse rate differentials over a mountain with wet air going up one side and dry air coming down the other”

But as Anthony Banton says below, air from the Sahara is not moist air. The heat in the foehn comes from condensation, and it doesn’t sound like it was a day for that.

bnice2000
Reply to  Nick Stokes
July 26, 2023 4:50 pm

It also comes from adiabatic compression.

Something I am sure you are well aware of.

Just as you are well aware of urban warming effects.

You just choose to DENY the things you know when they don’t suit your deliberate attempts at gross misinformation.

Nick Stokes
Reply to  bnice2000
July 26, 2023 8:29 pm

When air blows over a mountain it expands on the way up and is compressed on the way down – no net effect. To get the foehn effect, latent heat has to be converted to sensible heat by condensation when it is cold. There wasn’t much condensation that day.

bnice2000
Reply to  Nick Stokes
July 26, 2023 9:42 pm

Just wrong,

… but you know, don’t you.

Anthony Banton
Reply to  bnice2000
July 26, 2023 10:29 pm

As Nick says, Under dry circumstances (and no overlying inversion layer) air passing over a mountain range cools on ascent and warms up the exact same amount on descent on the lee side. Zero sum.
The Foehn effect happens in ONLY 2 circumstances.

1) moist air overflowing the mountain cools on ascent at a DALR and condenses to form cloud. It then rises to the summit at a SALR ( less than a DALR – due the release of latent heat of condensation). It loses some water due precipitation and then has a longer descent on the lee side at a DALR.
2) a dry Foehn can happen when the air aloft the mnt top has an overlying warmer lyr (relative to DALR profile) and is forced to descend.

Neither of those applied in case under discussion.

Anthony Banton
Reply to  Anthony Banton
July 27, 2023 12:11 am

Further:
For 2) Sme air in the overlying inversion lyr gets entrained into the descending air for it to end up on the lee side warmer than the windward.

bnice2000
Reply to  Nick Stokes
July 26, 2023 5:02 am

It seems every few days there is a new heat record to be explained away”

You mean like all the COLD records set around the world only a year or so ago ?

John Kerry Devastated at House hearing on Climate by Scott Perry • Watts Up With That?

And the next two posts.

These can’t be “explained” by urban warming!

To give us all a good laugh.. maybe you could try ! 😉

cosmicwxdude
Reply to  Nick Stokes
July 26, 2023 6:22 am

Loathesome worrier alert.. ^^

Gunga Din
Reply to  Nick Stokes
July 26, 2023 10:35 am

The 7 days from July 8th to July14th were very, very hot for my little spot on the globe. Columbus, Ohio.
6 of those 7 days set record highs for that day.
July 8, 102*F
July 9, 105*F
July 11, 104*F
July 12, 103*F
July 13, 101*F
July 14, 106*F

July 14 was the all time recorded high for Columbus, Ohio.
All of them were set in 1936.

Why was that day week so much hotter than in previous any years?”

PS July 10th’s record was 103*F set in 1881.

“Why was that day so much hotter than in previous any years??

Gunga Din
Reply to  Gunga Din
July 26, 2023 4:17 pm

PS I struck out “previous” and added “any” because I double checked the current list of record highs.
They all still stand despite the massive increase in CO2 and other GHGs since then.
(And Columbus Ohio was not in the area called “The Dust Bowl”.)

observa
July 25, 2023 11:06 pm

Darwin freezes relatively speaking
Darwin dips to record low temperatures | Watch (msn.com)
You can’t snow me and there must be something in this NH heating and SH chilling.

old cocky
Reply to  observa
July 25, 2023 11:27 pm

I’ll bet you $5 that it’s the other way around in another few months.

Peta of Newark
July 25, 2023 11:44 pm

Oh dear – the wunderground stations there (there are lots and lots of them) all make pretty grim reading.
They all scored over 45C for nearly all day on 24th July.

There does appear to be a wunderground actually at the airport and it clocked 46.0°C and was flat-lined above 45°C from 12:00 local time till 18:00hrs

What is attached is data from a station as close to the city-centre as I can immediately see and it is a perfect/beautiful example of Foehn Effect

See a cool morning until 09:00 when a stiff breeze from the west abruptly picked up – and the temp jumped by nearly 10°C inside as many minutes.
(Inside the red highlight)
Fine. OK. Circumstantial.

But then, come 19:00hrs local time, the wind has had dropping through the afternoon then as abrupt as in the morning swung round to the north.
(Inside the blue highlight)

Humidity jumped and as abruptly as temp rose and despite all the trapped/stored daytime heat, the temp dropped by easily 5 or 6°C

That 5 or 6°C number is the magnitude of the Foehn Effect that day – the duration of it marked by the yellow arrow – about 09:00 thro to 19:00hrs local time

here’s a link to the station at the airport for that day

Just scratching around the island on GoogleMap, it is nice green sort of place.
Very mountainous but insanely built-up

What’s going on there is that the greenery comes from new/fertile rock/soil, coming from the volcanism that made the mountains..
Look and Learn

And all the people are flocking there because the little ‘pica-pica’ (The Magpie) we all have within us tells them that it is a healthy place to live.
That the soil, the air, the water and thus the food, contains ‘something’ that’s absent in most other places.

It may be many things that are missing at other places, it doesn’t matter and nobody will ever know for sure BUT, pica-pica knows when its found them.

Trust your instinct.
Now, what does pica-pica tell you about ‘climate change’
Don’t listen too intently or you’ll pick up a load of noise (big thanks to Andy Dessler et al) – just ‘be aware

edit to add:
If you do visit the wunderground, zoom the map out and take a 200 mile trip across the water to Tunisia = where the wind initially set off from.

Not many stations there but even ones on the coast were clocking 47 and 48 that day

Palermo 24 July.JPG
Peta of Newark
Reply to  Peta of Newark
July 26, 2023 12:37 am

Groan, and I should have known better.
I sent you on a wild goose chase to Tunisia to the west (looking for A Hot Place)

We should have gone East looking for A Cold Place.

Not far away to the east is are the Aeolian Islands
(We need places with weatherstations)

And here is an absolute beaut at Lipari.

Just look at that rain = 55mm or 2″ recorded on the 24th
(I think they got that wrong, The Monster Storm was the day before around 18:00 hours)
But it still rained on the 24th, in a short sharp burst..
IOW There was a cluster of thunderstorms ‘somewhere’ out to the east of Palermo/Sicily.
Mostly over the water so it’s hard to find a record of them.
And we know fo’sure that Climate Science won’t go looking…

And it is they, providing massive chimneys, in turn caused by very buoyant moist and warm sea-air sucked the air off the sea.
They created a huge low pressure hole around the Aeolian Islands and the air sitting on Sicily (hot dry and dense to the relative the moist sea-air) did the honours’ and raced away to fill that hole.

In turn it had to fall down off the hills/mountains to the west of Palermo – the rest is history

Did a miniature Hadley Cell start up that day?
Aeolian storms hoisted warm damp air, it rained and cooled then the cold air they created at 25,000+ft drifted west and descended back down onto Sicily
The mountains of Sicily re-heated it and sent it east along the warm surface waters of The Med to pick up more moisture and keep the T-storms working.
neat huh

Lipari weather July 24th

IOW Palermo didn’t stand a chance.
It had two Foehn Effects working against it that day.
One from its own terrain and air descending off the hills.

But that air had already been heated as it descended from ‘great height’ – having initially been lofted by thunderstorms over the sea and to the east of Palermo.
Then it went round the loop again. and again, and again

Until – the sun went down and it all stopped.

Funny that, I thought CO₂ made weather- Who does that cheeky old Sol think he is trolling the ‘settled science’

Lipari Sicily July 24.JPG
bnice2000
Reply to  Peta of Newark
July 26, 2023 1:26 am

Palermo back down to 27C-30C over the next week or so

Oh dear…. hot spot must have been THE WEATHER. !

It isn’t “global”…. and it isn’t “climate”

cosmicwxdude
Reply to  bnice2000
July 26, 2023 6:21 am

It’s summer weather event.

Matt G
Reply to  Peta of Newark
July 27, 2023 9:49 am

I have failed to see the type of weather station there, but if it is something like a Vantage pro 2. Only a 24 hour FARS will be accurate enough to consider it useful and depending on the environment around the station. If just a standard radiation shield it could easily be 2 or 3c higher than the actual temperature with that level of heat and sunshine.

Mike
July 25, 2023 11:56 pm

This suggests that the urbanisation effect is 3C, as the 47C claim comes from the middle of the city:

That is 6.4% UHI effect. How much do the surface temperature people adjust for UHI?

TheFinalNail
Reply to  Mike
July 26, 2023 12:33 am

Is there any reason to think that UHI is worse this year than it was in previous years at that location?

bnice2000
Reply to  TheFinalNail
July 26, 2023 12:53 am

All these so-called records just happen to be in the middle of bare, dry treeless cities…

Funny about that.

Now.. still waiting for a picture of where this was measured.

TheFinalNail
Reply to  bnice2000
July 26, 2023 1:25 am

But the question is, how come this one was warmer than normal? Is UHI getting warmer?

strativarius
Reply to  TheFinalNail
July 26, 2023 1:53 am

A tale of two hemispheres

“Australia records its coldest May nights on record
Posted Wed 31 May 2023″
https://www.abc.net.au/news/2023-05-31/australia-records-its-coldest-may-nights-on-record/102416822

“Bone-rattling temperatures hit South Island, Auckland records coldest night of 2023 as cold snap continues”
https://nznews.org/2023/03/29/bone-rattling-temperatures-hit-south-island-auckland-records-coldest-night-of-2023-as-cold-snap-continues/

“South Africans warned to brace themselves for more bitterly cold weather 21 July 2023
https://www.sabcnews.com/sabcnews/south-africans-urged-to-brace-for-more-bitterly-cold-conditions/

“ANTARCTICA PLUNGES TO -80.5C (-112.9F); + SWINGS BETWEEN EXTREMES IN SOUTH AMERICAJULY 17, 2023
https://electroverse.info/record-cold-siberia-antarctica-80-5c-swings-between-extremes-s-america/

Ad nauseam….

SteveG
Reply to  strativarius
July 26, 2023 2:07 am

AKA – Winter.

New Zealand— is a bloody cold place. Wellington, I’ve been there in Winter, the wind chill cuts through you like a knife through butter.

strativarius
Reply to  SteveG
July 26, 2023 2:17 am

AKA – A tale of two hemispheres

how come this one was warmer than normal?”

How come this one is much colder than normal?

TheFinalNail
Reply to  strativarius
July 26, 2023 5:14 am

A tale of two hemispheres

According to UAH, the southern hemisphere has been well above average temperature for the past few months, especially land areas (+0.59C in June compared to northern hemisphere land, +0.47).

cosmicwxdude
Reply to  TheFinalNail
July 26, 2023 6:16 am

UAH…44YRS of data? Oh my, we better destroy our way of life because of relative small uptick in a trend. Good lord, go away!!

sturmudgeon
Reply to  TheFinalNail
July 27, 2023 9:17 am

well above average temperature for the past few months”

…. Weather?

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:16 am

But the question is, how come this one was warmer than normal?”

No evidence it is, just a newspaper report.

We have small, tighter VERY localised WEATHER CELL

Maybe measured somewhere in the middle of a hot, dry treeless city.

Palermo down to high 20’s for next week or so.

Do you understand the concept of WEATHER and very LOCALISED ?

And how do you know there wasn’t a new air-conditioner, or a lorry parked next to the totally unfit for purpose thermometer.

Now.. where is that picture of where this reading was taken.

Still no luck finding it, hey. ??

Does it even exist.. or is it just a random reading against a brick wall.

TheFinalNail
Reply to  bnice2000
July 26, 2023 5:15 am

Now.. where is that picture of where this reading was taken.

I’m just on my way to Palermo to take if for you. Do you need anything from the shop while I’m at it?

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:41 pm

So, you are admitting that you have zero clue where these temperatures are being measured.

Thanks for the confirmation that you are just in it to get the FEAR instilled in you. The old “flight” response…

Is it the adrenaline you get rush from seeing a slightly higher temperature reading that you are addicted to?

Not caring where that high temperature reading comes from… just so long as you get it. !

cosmicwxdude
Reply to  TheFinalNail
July 26, 2023 6:13 am

Who cares? Interesting weather event, that’s all. Ugh

DonM
Reply to  TheFinalNail
July 26, 2023 11:09 am

The answer to that, regardless of your poor phrasing, is YES.

JohnC
Reply to  TheFinalNail
July 26, 2023 2:08 am

It is so hot that people are cranking up the air conditioning, the internal heat has to go somewhere, positive feedback.

strativarius
Reply to  JohnC
July 26, 2023 2:18 am

Positive feedback…. The Oscars, Tonys, Baftas etc

TheFinalNail
Reply to  JohnC
July 26, 2023 6:35 am

It is so hot that people are cranking up the air conditioning, the internal heat has to go somewhere, positive feedback.

How come it didn’t happen every other time people cranked up the air conditioning?

JohnC
Reply to  TheFinalNail
July 26, 2023 12:16 pm

It probably does. Has air con become more widespread because of climate change (by the way no one is denying that the climate is changing but do question the impact of carbon dioxide)?

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:38 pm

Poor FN , really doesn’t understand the effect of urbanisation, does it. !

Right-Handed Shark
Reply to  TheFinalNail
July 26, 2023 3:26 am

What seems to have escaped your attention is that in previous years they weren’t publishing UHI, the readings were from properly sited weather stations. This year, with almost no announcements, they are showing ground temps estimated from satellite readings because the actual temps aren’t scary enough.

https://www.bbc.co.uk/news/science-environment-62257163

This also appears to be the source of all the Met office angry orange and red weather maps showing temperatures of 20-21ºC.

IMG_20230615.jpg
Matt G
Reply to  Right-Handed Shark
July 26, 2023 3:31 pm

I have seen bad practice from the Met Office before especially using grid data, but don’t blame these colours on them.

MeteoGroup

BBC Weather is the department of the BBC (British Broadcasting Corporation) responsible for both the preparation and the broadcasting of weather forecasts. On 6 February 2018, BBC Weather changed supplier from the government Met Office to MeteoGroup after an open competition.

Ben Vorlich
Reply to  TheFinalNail
July 26, 2023 4:30 am

How do you know it is?

cosmicwxdude
Reply to  TheFinalNail
July 26, 2023 6:12 am

So you like to observe weather extremes, are you huddled in a hole somewhere with your blanky?

Walter
Reply to  TheFinalNail
July 26, 2023 9:20 am

It’s more about the stations placement in the city. Was it always in the city or was it moved there recently? Has the infrastructure around it changed? Either way it’s unsuitable for monitoring the weather. That is indefensible.

JohnC
Reply to  Walter
July 26, 2023 12:21 pm

When I was a child the paper we had at home used to give temperatures from difficult places across the U.K. the warmest place was invariably Heathrow.
The BBC weather forecasters during the winter always say that the temperatures shown are in towns and cities and that rural temperatures will be 2 or 3 degrees colder. They never say the same during the summer.

Walter
Reply to  Mike
July 26, 2023 9:18 am

There is no way to adjust for it.

SteveG
July 25, 2023 11:59 pm

You aint seen nuthin’ yet.

Wait for the southern summer 23/24 if we have El Nino. I have little doubt that somewhere in Australia every heat record evah known for a gazillion years will be smashed.

The climate catastrophists and their media outlets will scream long and loud, we are burning up! MSM and of course every CAGW aligned organisation, ABC et al, are already “preparing” us for “potential” – catastrophic conditions...aaaahhhhh!! It will appear even worse, as the last three summers have been under La Nina conditions, well below average summer heat and rain, lots of rain.

Dry and hot in Australia over Summer, wow who would have thought that?

The Australia BoM has not called the ENSO cycle yet.

The Bureau of Meteorology (BOM) hasn’t declared El Niño yet because one of the metrics, which is the difference in atmospheric pressure between Tahiti and Darwin, is still not behaving in the way that we’d expect a classic El Niño to. This pressure difference, which is linked to the weakening of the trade winds, is a key metric for measuring an El Niño, and the trend needs to persist for weeks before we can be sure an El Niño is happening.”

nhasys
Reply to  SteveG
July 26, 2023 2:48 am

 
You left out the fact that the BOM is highly engaged in the fudge factor call harmonisation of temperatures.
 
All I know is that is COLD here on the shores of the St Vincent Gulf and I have to turn on the nasty natural gas heater around 1200 hr to warm the house.
 
If this cold keeps up and my house stays cold into summer I will not need the evaporative air con till about mid December.
 
Ok my house is double brick outside walls, single brick internal walls and concrete/tiled floors.
It’s a heat sink in summer and a cold black hole in winter. But worked properly I save on heating and cooling..
 

TheFinalNail
July 26, 2023 12:24 am

Secondly, the weather station at the airport, which has a long record, only measured 44C. This suggests that the urbanisation effect is 3C, as the 47C claim comes from the middle of the city…

I thought we were supposed to believe airport records were higher than elsewhere because of jet efflux, etc? Was that just last week’s excuse?

bnice2000
Reply to  TheFinalNail
July 26, 2023 12:56 am

Higher than the surrounding area, but a map of Palermo shows that Palermo would have FAR MORE urban warming than anywhere near it.

Dry, treeless.. and masses of heat storage brick, clay, concrete etc

You do understand the concept of “urban warming” don’t you, Foolish Nitwit.

strativarius
July 26, 2023 12:31 am

Lousy summer in the U.K.

Currently 14C

However will I cope?

TheFinalNail
Reply to  strativarius
July 26, 2023 12:35 am

Lousy summer in the U.K.

Just had the warmest June on record in the UK. Reminded you of that less than a week ago. have you forgotten already?

strativarius
Reply to  TheFinalNail
July 26, 2023 12:57 am

No we did not

That’s just a media wet dream

TheFinalNail
Reply to  strativarius
July 26, 2023 1:33 am

No we did not

That’s just a media wet dream

There it is. Flat out denial of reality. Official Met office data for June:

Capture2.JPG
strativarius
Reply to  TheFinalNail
July 26, 2023 1:43 am

The Met Office?

Yeah, right.

A barbecue summer is exactly what we’ve got.

bnice2000
Reply to  strativarius
July 26, 2023 2:24 am

Yep, the Met Orifice is hardly renowned for accurate temperatures.

Most come from airports and other highly compromised sites.

TheFinalNail
Reply to  strativarius
July 26, 2023 5:17 am

The Met Office?

Yeah, the Met Office. Not a blog.

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:10 am

0.05% of the planet.. whoopy doo !!!

Do you understand the term WEATHER and URBAN WARMING

… or are you still staggering around in total non-comprehension. !

Right-Handed Shark
Reply to  TheFinalNail
July 26, 2023 3:34 am

The met office has gone stark raving tonto, showing 21ºC as red on weather maps is blatant alarmism.

cosmicwxdude
Reply to  TheFinalNail
July 26, 2023 6:07 am

Oh boy, weather!!

Jeff Alberts
Reply to  TheFinalNail
July 26, 2023 9:27 am

More averaging of things that shouldn’t be averaged. Intensive Properties.

JohnC
Reply to  TheFinalNail
July 26, 2023 1:02 pm

According to the Met office data in rank order of average of maximum temperatures measured across the month

1) June 2023 22.2
2) June 1976 22.0
3) June 1940 21.7
4) June 2021 21.1
5) June 1970 20.9

https://www.metoffice.gov.uk/pub/data/weather/uk/climate/datasets/Tmax/ranked/England.txt

So the average of the maximum temperatures measured for June 2023 is 0.2 degrees more than that from 47 years ago. Or 0.5 degrees more than that from 83 years ago.
Its strange that out of the top five only two are in the 21st century.

bnice2000
Reply to  JohnC
July 26, 2023 5:01 pm

“Its strange that out of the top five only two are in the 21st century.”

Interesting.. I wonder what FN makes of that after his utter PANIC over that 0.2C “extreme” for one month.

Walter
Reply to  TheFinalNail
July 26, 2023 4:08 pm

No one is denying UHI / sitting problems but you. That huge anomaly last month and the trend in that graph overall could have significant UHI.

bnice2000
Reply to  TheFinalNail
July 26, 2023 1:00 am

You discounted USA because it was 2% of land area

UK is about 0.05% of global land area.

Do you understand the term WEATHER.

There has been a very small intense WEATHER pattern moving across Europe.

UK had a couple of hot days.. now it is it usual dank wet pplace again.

Alarmists are getting all het up about a totally natural WEATHER pattern.

It is really quite hilarious to watch.

You do understand the difference between “very local” and “global”, don’t you, Foolish Niwit ?

We know you don’t understand the difference between WEATHER and climate.

TheFinalNail
Reply to  bnice2000
July 26, 2023 5:24 am

Once again we’re veering off the subject. I’m not claiming anything other than the fact that the UK Met Office, which compiles the official UK temperature records, says June 2023 was the warmest June on those records. The unfortunate Strat seems to have been stuck under his own personal low pressure system, because he’s claiming it was cold and wet.

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:02 pm

Yes the subject is a really badly sited thermometer in Palermo..

A single warm month in the tiny little UK is absolutely insignificant…

Just like your comments.

I see that you are still very confused about WEATHER and CLIMATE

DON’T PANIC !!

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:03 pm

ps did you see that only 2 of the top 5 Junes have been this century.

You better PANIC again !

1) June 2023 22.2
2) June 1976 22.0
3) June 1940 21.7
4) June 2021 21.1
5) June 1970 20.9

bnice2000
Reply to  TheFinalNail
July 26, 2023 1:28 am

Do you forget all those COLD records set around the whole planet.. only last year ?

Do I need to list them again, because you deliberately avoided them last time ?

TheFinalNail
Reply to  bnice2000
July 26, 2023 5:27 am

Don’t forget that despite ‘all those cold records’ 2022 was the 7th warmest year on record in UAH.

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:04 pm

How is that relevant to anything.

And why does it make you so fearful ?

So where is your explanation for all the COLD records.

Admitting you have no explanation is the idiots way out , hey.

Ben Vorlich
Reply to  TheFinalNail
July 26, 2023 4:44 am

Mostly in Scotland, which had one of its once in 30 years periods of being warmer than England. Normally earlier in the year, March, April and May.

TheFinalNail
Reply to  Ben Vorlich
July 26, 2023 6:51 am

It was the warmest June on record in England too (16.7C), Wales (16.2C) and Northern Ireland (16.0C). Scotland was slightly cooler than the other nations, actually (14.3C), but still a monthly record by a comparatively wide margin (all mean temps).

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:11 pm

So what? UK is a tiny insignificant land mass.

Why are you in such an utter panic about it.?

Plenty of cold records around the world only last year.

TheFinalNail
Reply to  bnice2000
July 26, 2023 5:03 pm

You’re missing the point, again. I’m responding to someone who got their facts completely wrong. Do you self-described ‘skeptics’ ever actually check anything?

I thought to be skeptical meant that you check stuff.

Apparently not here.

bnice2000
Reply to  TheFinalNail
July 26, 2023 8:23 pm

I’m responding to someone who got their facts completely wrong”

You mean YOU !!!!

Seems Mat HAS checked… and you didn’t.

For the CET it was only the 5th warmest June.

18.2 1846
18.0 1676
17.3 1826
17.1 1822
17.0 2023
16.9 1762
16.9 1976
16.9 1798

Matt G
Reply to  TheFinalNail
July 26, 2023 4:57 pm

For the CET it was only the 5th warmest June.

18.2  1846 
18.0  1676
17.3  1826
17.1  1822
17.0  2023
16.9  1762
16.9  1976
16.9  1798
bnice2000
Reply to  Matt G
July 26, 2023 8:25 pm

Oh dear Foolish Nitwit caught in yet another LIE.

Nick’s buddy in LIES.

Although, it is hard to tell the difference between deliberate LIES, (nick), and just plain ignorance (FN).

Anthony Banton
Reply to  Matt G
July 26, 2023 10:45 pm

The CET record is NOT the UK.
It is a small triangular area of central England bounded by These daily and monthly temperatures enclosed by Lancashire, London and Bristol.

There was a marked temp gradient during the month as winds were mostly from the NE blowing across a still quite cold North Sea. I myself in Lincolnshire had a quite miserable cold/cloudy June as a result. But most central/eastern parts had sunny/warm conditions.

Anthony Banton
Reply to  Anthony Banton
July 26, 2023 11:13 pm

Correction: central/western

comment image/metofficegovuk%3Axsmall

bnice2000
Reply to  Anthony Banton
July 27, 2023 3:06 am

You do know that CET sites are actually reasonably well maintained.

Met sites on the other hand !!

Airports, concrete pads, aircraft… all the usual warming aids.

bnice2000
Reply to  Anthony Banton
July 27, 2023 3:11 am

Such a tiny insignificant land area, and the Met Orifice still can’t set up a series of reference sites, that would actually be relevant for measuring temperature over time.

Relying on urban, airport, and other corrupted sites.

Pretty sad , hey !!

I suppose they must have seen that the warming [adjustments] stopped in the US when USCRN was installed.

Matt G
Reply to  Anthony Banton
July 27, 2023 5:14 am

I know the CET stands for Central England Temperature but it is the longest running data in the world.

It is still a very good guide how warm/cool months end up overall for the country and when England has good weather it usually means Wales, Northern Ireland and Scotland do, but of course not always. The weather patterns that give good summer conditions for England usually favour other parts of the UK too.

The grid data will also miss some cool cloudy coasts as well.

It was very likely the UK had warmer June’s before than 2023, when the CET was higher before numerous times.

JohnC
Reply to  Anthony Banton
July 27, 2023 9:29 am

However, It does include the cities of Birmingham, Manchester, Nottingham, Leicester, Coventry, Derby, Wolverhampton. Also it includes the Black Country where the Industrial Revolution began. Norfolk and Suffolk, despite the best efforts of the North Sea, were warm in June as was the south east.

SteveG
Reply to  strativarius
July 26, 2023 1:22 am

Rain in Manchester — haha – The Ashes. What’s the extended forecast for London from tomorrow?

Kia_Oval_Pavilion.jpg
strativarius
Reply to  SteveG
July 26, 2023 2:20 am

Crap followed by weeks of more crap.

Good news for brolly manufacturers.

cosmicwxdude
Reply to  strativarius
July 26, 2023 6:06 am

And no warmth in site for UK. But that isn’t news worthy. Yes, I’m a meteorologist.

Robert B
July 26, 2023 12:35 am

There are huge wildfires fires near Palermo airport. Pretty sure that it adds a few degrees.

atticman
Reply to  Robert B
July 26, 2023 2:16 am

Well, it wouldn’t make it cooler, would it? I wonder if they factored them in… Doubt it.

Robert T Evans
July 26, 2023 2:10 am

Urban heat effect makes modern temperatures, hard to relate to historical records.
The Met office even use historic weather records going back to 1659 for their data charts
July average mean temperatures since 1880 is 16.9 C and taking the top 70 warmest July,s
the average is 17.5 C But the Met office are using 16.1 C as the mean temp which is based on the average temps between 1960 – 1990 which was a very cool period, only 0.2 C above
the average from 1659

strativarius
Reply to  Robert T Evans
July 26, 2023 5:12 am

“The Met office even use historic weather records going back to 1659”

Records are a slippery thing. It depends on what narrative you are trying to convey. So, it could be any number of years. 1836, 1854, 1862, 1880, 1884, 1910, 1912 etc.

When did ‘weather records’ begin? Why we don’t have data until 1910 – and what we know about weather before then
https://inews.co.uk/news/environment/weather-records-when-begin-data-climate-change-1910-temperature-325504

The Met Office should be defunded.

TheFinalNail
Reply to  strativarius
July 26, 2023 6:22 am

When did ‘weather records’ begin? Why we don’t have data until 1910 – and what we know about weather before then

That’s out of date. They updated it in 2020 using the HadUK-Grid data. The UK-wide temperature record now starts in 1884.

TheFinalNail
Reply to  Robert T Evans
July 26, 2023 5:37 am

1961-1990 is the WMO’s recommended anomaly reference period “for the purposes of historical comparison and climate change monitoring”.

Jeff Alberts
Reply to  TheFinalNail
July 26, 2023 9:31 am

You mean “for the purposes of scaring people with every tiny temperature blip”.

TheFinalNail
Reply to  Jeff Alberts
July 26, 2023 4:02 pm

No, I(they) mean “for the purposes of historical comparison and climate change monitoring”.

What metric would you advise?

TheFinalNail
Reply to  TheFinalNail
July 26, 2023 4:03 pm

Yesterday in your home town doesn’t really work, in case that’s what you’re thinking.

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:08 pm

doesn’t really work,”

Neither does a tiny insignificant 0.2C warming in 47 years in a tiny 0.05% of the planet.

And I know you are NOT thinking.

It is not something you are capable of.

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:05 pm

“for the purposes of historical comparison and climate change monitoring”.”

Sorry little boy…. but sites compromised by urban warming CANNOT be used for that purpose.

Dave Andrews
Reply to  TheFinalNail
July 26, 2023 9:52 am

“What a long climatic time series shows us is that extremes of temperature and rainfall have always occurred”

https://mikehulme.org/the-2022-uk-summer-in-long-term-perspective/

TheFinalNail
Reply to  Dave Andrews
July 26, 2023 4:05 pm

Yes, but what do the trends show?

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:12 pm

Maybe a tiny amount of urban warming..

Pretty darn stable apart from that

As we see, only 2 of the 5 warmest Junes have been this century.

You can put away your meds now… not quite time for another panic attack.

Matt G
Reply to  TheFinalNail
July 27, 2023 10:59 am

The trend shows so far that the heatwaves have a higher temperature when the source of heat is more southerly, especially from North Africa. Still in natural variation of weather depending on the source of heat. July 2022 was by far the most extreme source from North Africa so far. The others had no heat directly from North Africa.

Finally the heatwaves are becoming shorter because a more southerly source component can’t be maintained for long.

bnice2000
Reply to  TheFinalNail
July 26, 2023 2:15 pm

Except that their temperature sites keep changing by urban infill and encroachment, so what they are measuring is not “climate change” but “urban change.”

TheFinalNail
Reply to  bnice2000
July 26, 2023 4:07 pm

But they adjust for that. And the air over the oceans is warming too. Is that due to UHI? Out there in the mid-Pacific or mid-Atlantic?

Are urban vehicles and air conditioning units warming up all that air out there in the middle of the oceans, thousands of miles from urban areas? Are you sure you’re wise enough to be allowed out on your own!?

When will this denialist nonsense finally end? Is there a point at which it just becomes too embarrassing?

Apparently not, so far…

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:16 pm

But they adjust for that”

LOL.. Yes by pushing past temperature downwards.

When will your ignorant and apoplectic alarmist nonsense stop !

Have you been taking your meds?

Have you learnt anything about actual science.

Both the above will help you cope with your deranged idiocy.

We all know you are never going to be embarrassed by your manic ignorance and totally irrational anti-science behaviour, !

bnice2000
Reply to  bnice2000
July 26, 2023 5:45 pm

“the air over the oceans is warming too””

Of course it is!,

How does it feel to be perpetually WRONG ?

UAH Oceans since 2016.png
Anthony Banton
Reply to  bnice2000
July 27, 2023 12:07 am

comment image

Anthony Banton
Reply to  Anthony Banton
July 27, 2023 12:15 am

More up-to-date:

comment image

Nick Stokes
Reply to  Anthony Banton
July 27, 2023 2:35 am
Nick Stokes
Reply to  bnice2000
July 27, 2023 2:26 am

Shrill

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:23 pm

“the air over the oceans is warming too”

You mean there is another El Nino.. is that what you are trying to say?

Are you going to pretend CO2 causes El Ninos

That would be hilarious.

And no oceans have not warmed since the last El Nino.

El Ninos… pray for then to feed your apoplexy.

CO2 won’t do it. !

Matt G
Reply to  TheFinalNail
July 27, 2023 7:49 am

The oceans are warming due to global cloud albedo declining about 5%. Many countries around the world are observing more sunshine hours, meaning more SW radiation reaching the surface and warming the ground more.

More SW radiation reaches the ocean surface and increases the SST’s that in turn warms the atmosphere above it more.

Matt G
Reply to  TheFinalNail
July 27, 2023 8:07 am

Regarding UHI they try to adjust for it but fail.

GISS actually warm non UHI areas to match urban areas.

CET recently, data from 1972 has 0.2c taken off for UHI. (before it was 0.1c but no details of from when)

Why?

That is because the UHI also depends on how much energy release from buildings/transport etc and how big/many there are in a small area. The higher this is the more warming occurs in these areas even if they are already urban.

Semi-rural stations are becoming urban and also hugely affected and not corrected properly for UHI.

The same can be said for any rural areas that become semi-rural.

The biggest affect urban warming has on locations during summer or winter, is when the wind is low and the air is still.

David H
July 26, 2023 5:00 am

“STORY TIP”… Another extreme heat scammer, has come to my attention.

Darrell Kaufman Professor of Earth and Environmental Sciences, Northern Arizona University.

Scientists concluded a few years ago that Earth had entered a new climate state not seen in more than 100,000 years. As fellow climate scientist Nick McKay and I recently discussed in a scientific journal article, that conclusion was part of a climate assessment report published by the Intergovernmental Panel on Climate Change (IPCC) in 2021.
Earth was already more than 1 degree Celsius (1.8 Fahrenheit) warmer than preindustrial times, and the levels of greenhouse gases in the atmosphere were high enough to assure temperatures would stay elevated for a long time.

https://theconversation.com/is-it-really-hotter-now-than-any-time-in-100-000-years-210126?utm_source=pocket-newtab

Has anyone heard of this character or know anything about his methodology? It just seems to be a rehash of the same old IPC …upcoming global warming will be driven by continued emissions of greenhouse gases, storyline.

Peta of Newark
July 26, 2023 5:17 am

Continued….
I found some historical lightning maps (as attached) and they rather exclude the idea of (actual) thunderstorms creating the Palermo heatwave
An epic lightshow across South of France and Northern Italy kicking off from early morning but sfa down south all day.

But there again, much like the green & pleasant land that is = The UK, there can still be immense rainstorms without any thunder & lightning – so what we now need is a historic rainfall map for Southern Italy for July 24th
The little weatherstations certainly say ‘something’ happened in the rain department that day

Palermo No Thunder.PNG
Anthony Banton
July 26, 2023 10:07 am

Attn Mr Homewood:

“Firstly, as the above report notes, the temperatures there have boosted by the foehn effect:”

And 

“Palermo lies to the north of the mountains, so southerly winds mean sinking air over the city.

No they weren’t and no it doesn’t.

It depends on the stability of the air.
If there is a LR of a DALR or more (for dry air ) above the mnt tops then the air will rise.
ONLY if there is a LR less than a DALR (ie an inversion) would the air be forced to descend.
There was a DALR at mtn range height (see SkewT)

Aside from the obvious fact that a Foehn effect is not a unique experience sufficient to dismiss this event as unusual, it is akin to saying that because surface winds must always overflow the mountains in order to reach the location (except from the E), then the recorded temp that day must be dismissed as having been the result of a Foehn.
As Nick Stokes has said … Foehn winds have existed there, like forever

In my experienced opinion (retired operational MetO Forecaster) – this was not the result of Foehn enhanced surface temperature….
Firstly the air was not moist – it was very dry (at Sicani Mnt range height ~ 1000-1600m), and therefore NOT a moist Foehn (air rising over mountains reaching condensing point and rising partially at the SALR, then drying somewhat and descending the lee-side at a DALR.
Secondly the air at mountain top level was not at a temp that the descent at a DALR would have given a temp at the surface that would have been higher than the simple absorption of solar insolation producing a DALR from the surface to well above that level (around 1500m).

See the Upper Air ascent data from Station 16429 Trapani at July 16429

Trapani is situated on the western western tip of Sicily, near directly upwind of the highest temps later that day (see winds up to 850 mb)
If you have expertise in analysing Tephigrams (or in this case a SkewT diagram). Then it is obvious that the calculation of the following days maximum temperature would be at least 44/45C. Plus the addition of a surface superadiabat and that would equate to 47/48C at extreme.
(Draw a DALR from 850mb to the surface – 1016mb).
You can see that a DALR is present from approx 850 to 650 mb, and solar insolation would have filled in the lower segment of cooler air (caused by night-time cooling to space and turbulent mixing).

https://weather.uwyo.edu/cgi-bin/sounding?region=europe&TYPE=GIF%3ASKEWT&YEAR=2023&MONTH=07&FROM=2400&TO=2412&STNM=16429&REPLOT=1

https://www.mammasicily.com/sites-of-interest-in-sicily/sicani-mountains.html

bnice2000
Reply to  Anthony Banton
July 26, 2023 2:35 pm

MetO Forecaster”

Ah yes.. we all know how accurate the MetO is! 😉

MrGrimNasty
July 26, 2023 10:56 am

Additionally, Europe had its hottest July day on record last Monday 24th July 2023, Jerzu in Sardinia 48.2°C, it’s provisional subject to the usual checks.

bnice2000
Reply to  MrGrimNasty
July 26, 2023 2:26 pm

A lot of these “high” temperatures are being read by hand-held or really badly sited thermometers eg on top of concrete roof building.

iirc, the 48.2C that was “recorded” in Sestu, where there is no official site at all.

The nearest official site, a few miles away, recorded only 42C

TheFinalNail
Reply to  bnice2000
July 26, 2023 4:29 pm

Did you get a photo?

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:26 pm

Waiting for you… You are the one using the really bad data.

I know there is no official site in Sestu.

Forecast is for 27C in Sardinia today….

Where has all the warming gone !!

Your fetish is making you look extremely like a Foolish Nitwit !

Streetcred
July 26, 2023 12:52 pm

Really? I was in that neighbourhood yesterday … very hot wind but ‘only’ 42C.

Andy Pattullo
July 26, 2023 1:02 pm

People who believe in ghosts will see ghosts, UFO’s – same. Record high temperatures – they’ll just measure the inside of a pizza oven and be vindicated that global warming is an existential threat.

bnice2000
Reply to  Andy Pattullo
July 26, 2023 2:33 pm

This appears to be what is actually happening.

Lots of reports from hand-held and really badly sited thermometers,

eg on top on concrete roofs. On sidewalks in front of heat absorbing buildings etc.

Even the so-called “official” temperatures are more than often than not from highly dubious sites that should never be used for measuring temperature changes over time.

Yes, its been a warm WEATHER event moving slowly across Europe, but the temperature readings are mostly not worth a pinch of snuff until you can find out where they are actually measured.

TheFinalNail
Reply to  bnice2000
July 26, 2023 3:59 pm

…the temperature readings are mostly not worth a pinch of snuff until you can find out where they are actually measured.

Global surface temperatures in July 2023 will be the warmest July on record according to all the global surface data producers, using the best sites available.

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:32 pm

Global surface temperature measured at urban sites and airports then adjusted upwards by agenda driven zealots.

The are NOT “global” by any means.. they are mostly urban and airports.

Given where the data comes from, and the way they are fabricated..

… the surface temperature fabrications have basically ZERO chance of representing reality.

Your fetish and your apoplectic response to tiny amounts of fabricated warming is quite hilarious. ! 🙂

Joshua
Reply to  bnice2000
July 26, 2023 7:06 pm

Nothing to see here, folks (except UHI. In the Antarctic. Just keep moving.

6.4-Sigma Event: Antarctic Sea Ice Hits Lowest Point Since Official Records Began

https://www.sciencealert.com/6-4-sigma-event-antarctic-sea-ice-hits-lowest-point-since-official-records-began

bnice2000
Reply to  Joshua
July 26, 2023 7:44 pm

You obviously haven’t been keeping up with WEATHER events , have you

2019 the Antarctic was at a record high.

You aren’t seriously going to blame this on CO2 are you.

The comedy acts never stop !

Joshua
Reply to  bnice2000
July 27, 2023 6:18 am

How do you explain a statistical anomaly of this magnitude?

Matt G
Reply to  Joshua
July 27, 2023 8:47 am

It is still only a very small area to the size it increases and loses every year.

Matt G
Reply to  Joshua
July 27, 2023 8:42 am

The warmest temperature on the coast of main land Antarctica currently is -15c.

Going inland a bit and then it suddenly becomes -30c, -50c and then -60c.

There has been found a sea saw in temperatures between the two poles over history. What that means when one is warming the other is cooling. The reason why Antartica tmeperatures have failed to warm, but warming has occurred in the Arctic region.

My prediciton is this will change in the near future, when the Arctic will start cooling and Antarctica will start warming.

TheFinalNail
Reply to  Andy Pattullo
July 26, 2023 3:56 pm

Record high temperatures – they’ll just measure the inside of a pizza oven and be vindicated that global warming is an existential threat.

The global surface temperature record is not the inside of a pizza oven. That’s the thing.

July 2023 will be, by far, the warmest July in the global surface temperature record to date.
Fair chance next July will beat that.

Joshua
Reply to  TheFinalNail
July 26, 2023 5:18 pm

“The 2023 European cereal harvest is set to be its lowest since 2007 – at 256 million tonnes, some 9.5% lower than the five-year average of 283 million tonnes, European farming organisation Copa Cogeca said this week.”

Prolly just UHI

(In the middle of the grain fields)

bnice2000
Reply to  Joshua
July 26, 2023 7:42 pm

Ukraine.. dopey. !

You do know that warm weather in cooler countries INCREASE harvests, don’t you

bnice2000
Reply to  TheFinalNail
July 26, 2023 5:33 pm

Yep, the “adjuster” and “fabricators” will make sure of that.

They will use whatever urban data they can find… regardless of quality

They have no choice, it is nearly all tainted by urban warming..

On top of buildings in the middle of expanding urban populations

At airports with new buildings and runways.

At sites with newly installed air-conditioners pointing at the thermometer

etc etc

Then they will “adjust” and “fabricate” until they get what they want.

Given where the data comes from, and the way they are fabricated..

… the surface temperature fabrications have basically ZERO chance of representing reality.

bnice2000
Reply to  TheFinalNail
July 26, 2023 7:47 pm

“not the inside of a pizza oven.

If you look at a lot of the urban sites.. like Palermo for example..

They really are not that much different from a pizza oven.

That’s the thing!

Anyone that thinks you can take a sparse random set of urban and airport data, and somehow kludge it together to get anything remotely representative of “global” temperatures…

must be TOTALLY DELUSION…

or a mathematic and scientific illiterate.

Most probably both.. like you are.

Joshua
Reply to  Andy Pattullo
July 26, 2023 7:01 pm

Prolly just UHI:

https://twitter.com/hausfath/status/1684254631130697728?s=20

(In the Antarctic doncha know).

Joshua
Reply to  Andy Pattullo
July 26, 2023 7:12 pm

Don’t know about you, but I’m thinking UHI:

https://twitter.com/EliotJacobson/status/1683535568268050432?s=20

Joshua
July 26, 2023 5:16 pm

“The 2023 European cereal harvest is set to be its lowest since 2007 – at 256 million tonnes, some 9.5% lower than the five-year average of 283 million tonnes, European farming organisation Copa Cogeca said this week.”

Prolly just UHI.

In the middle of the grain fields.

old cocky
Reply to  Joshua
July 27, 2023 12:40 am

Wheat likes hot, dry conditions to finish ripening. That might be because it was originally cultivated in North Africa and the Middle East.

What’s the growing season in the various parts of Europe?

sturmudgeon
July 27, 2023 8:34 am

“Heat is the leading cause of weather-related deaths most years.” This is from today’s National Weather Service website for the Spokane, WA., when referring to the “dangerous heat wave” for the Eastern U.S.
I thought it was Cold weather that was the leading cause. Which is it?

Matt G
Reply to  sturmudgeon
July 27, 2023 9:26 am

Cold weather related deaths they are at least 10 times more.

That is a lie.

JASchrumpf
July 28, 2023 8:09 am

The NOAA data sets are available on the web for download. Is there anyplace one can get the code they run against that data to reproduce their results?

JASchrumpf
July 28, 2023 9:24 am

Looking at the NOAA online data sets, one finds the GHCN Daily (Global Historical Climatology Network) daily data, which contain “observations of one or more of the above elements at more than 100,000 stations.”

I don’t think this is the whole truth, though. The vast majority of stations in that record do not have data up to the current date. Only around 1200 out of 124,954 stations do.

For example, there is one station in Palermo, Italy, station ID ITE00105250, located in mid-city. I was going to check on the temperature records for July so far, but I couldn’t, because the temperature data for that station goes from Jan 1 2003 to Dec 31 2008, and that’s all.

That’s spreading the paint pretty thin, to get an average global anomaly from so few data points.

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