Record cold down under

I swear, I had nothing to do with this. Speaking tonight in Canberra, details here. Weather records for Sydney here.

From the “weather is not climate department”:

Sydney recorded its coldest June morning today since 1949, with temperatures diving to 4.3 degrees just before 6:00am (AEST).

Cold snap set to stay By Amy Simmons

Snow  covers trees

Experts say it is unusual to see such widespread cold weather in June. (User submitted photo: Rick Box)

//

People across south-east Australia are complaining about unusually chilly temperatures and experts say there will be no relief from the cold until Sunday at the earliest.

From Brisbane this morning, Miss7t7 wrote on Twitter “Still in bed, so dam cold.. What’s going on Brisbane !!!!”. While in Melbourne, lexandraKR tweeted “Waiting for frostbite to set in… Sooo cold in Melbourne! Too scared to get out of bed incase I get hypothermia”.

Others are embracing the weather and urging those who are complaining to toughen up.

“I am in love with this cold weather. Melbourne reminds me of Paris at the moment. How can that be a bad thing?” wrote hannahjtoy. “Is it seriuosly newsworthy that sydney temps are in the low single digits? seriuosly? it not cold! suck it up!” FilthiAssistant tweeted.

But ABC weather specialist Graham Creed says people’s complaints are justified.

“It’s definitely quite unusual to see such widespread cold weather in June, it would be more typical in July and August,” he said.

“So people are complaining about the cold for a good reason.”

Mr Creed says most areas across the south-east are experiencing temperatures well below average.

“Last weekend a cool change moved through and that introduced some significantly colder air across most of south-east Australia,” he said.

“Quickly in behind that we had a high pressure ridge move through, producing clear skies during both the day and the night, but it’s also helping to trap that cold air in.

“The clear skies mean we are losing what little daytime heating there is and overnight temperatures are dropping into the minuses through many of those states, producing widespread frosts.

“On top of that we’ve got quite a breeze in certain areas and the air is very dry so that’s producing very low wind chill, so not only is the sun not providing much warmth, you’ve also got the assistance of the wind making it feel colder than it actually is.”

He says Queensland is in for a particularly rough few days, as widespread rainfall will see the conditions change from cold and sunny to cold, cloudy and wet.

Yesterday, an icy blast through Adelaide brought enough rain to supply the city for a month, with a hail storm capping off the exceptionally wintry day.

Yesterday was also the coldest day in Melbourne in nearly two years, with the city not reaching its maximum temperature of 10.8 degrees Celsius until 7:55pm (AEST).

If the temperature in Melbourne fails to hit its forecast maximum today, it will be the first time in 14 years the city has recorded three consecutive days of temperatures below 12 degrees.

Last night Brisbane was coldest at 9:00pm (AEST), when the mercury dropped to below 8 degrees, but experts say it will be even cooler tonight.

Sydney recorded its coldest June morning today since 1949, with temperatures diving to 4.3 degrees just before 6:00am (AEST).

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Loco
June 30, 2010 11:50 pm

Perth (west coast Australia) also set a “coldest ever minimum” for June a few days ago.
Thanks Anthony for a great night on Tuesday in Perth. It was an absolute pleasure to meet you and the team (Jo Nova, David Archibald and Bob Carter). Keep up the good work. Cheers. Kim.

JP
July 1, 2010 12:02 am

Villabolo,
So, you never did respond. In fact, you are making my point. Keep chasing weather trends, and when you are finished we’ll talk climate. You won’t havde to wait 20 years to see an offset in the warming. It’s coming in the next 2-4 years.
One question:
What drives the AO? Why did it turn negative last summer and autumn?

JP
July 1, 2010 12:06 am

Barry,
1)Who says the UHI is minimal
2)Where do you get your classification of rural vs urban sites?
3)Do you really believe that most of the surface data used by HadCru, NOAA, or NASA (which are mainly areodromes) have no UHI?

JP
July 1, 2010 12:14 am

“The Arctic Sea was 10F warmer than normal.”
And my response is:
1)Warmer than what?
Artic waters are the result of advected warmer waters from the equator. And the last time I checked, it is the sun and not the atmosphere that warms the surface of the earth (Alarmists may be surprised by this fact. As a matter of fact, it is the surface of the earth that warms the atmosphere above it). I seriously doubt that GHGs cause the ocean currents.

Stephen Wilde
July 1, 2010 1:33 am

“Henry Pool says:
June 30, 2010 at 10:51 am
Henry
sorry, I see that you did try to propose a mechanism, it is just that I do not understand how you think it works,
i.e. what causes the movement of the clouds towards the equator and what causes the movement of the major jets more towards the poles. You say it is pressure difference caused by temp. difference?
But then we are back to where we were or where we came from: the energy from the sun is constant, no matter what.”
I think that some aspect of the flow of energy from the sun (probably the level of speed and irregularity in the solar wind) affects the speed of the energy flux from stratosphere to space.
An active sun seems to accelerate the flux to give a cooling stratosphere whereas a less active sun seems to do the opposite.
I cannot see how one can explain the shifts in the jets without a mechanism of that nature

July 1, 2010 2:13 am

villabolo:
“It could, in simple terms, be described as the Arctic hurling more of its frigid air than usual and at the same time sucking in warm air from regions south.”
So do ya think that might explain the high, then low of sea ice this season?
You just described natural variablity.

July 1, 2010 2:50 am

@rbateman says:
June 30, 2010 at 2:12 pm
“What goes on now in the S. Hemisphere is what will most likely happen in the N. Hemisphere come December.”
Parts of next December will be below normals, nothing too dramatic though as we have a very mild November on the way.

E.M.Smith
Editor
July 1, 2010 3:56 am

“Geoff Sharp says:
Welcome to the Landscheidt Minimum, expect more to follow for the next 20 years. David Archibald is also of the opinion recently in Melbourne that barycentric forces will see us enter a Dalton like minimum.”
It’s an idea gaining followers…
http://chiefio.wordpress.com/2010/06/29/get-ready-for-a-cold-winter/
btw, the cold coffee story is here:
http://chiefio.wordpress.com/2010/06/28/brazilian-iced-coffee/
and a bit about the South African cold:
http://chiefio.wordpress.com/2010/06/15/south-africa-hit-with-hard-start-to-winter/
but I’m sure it’s just local weather (all over the hemisphere…)

July 1, 2010 4:05 am

Henry
We must come up with a reasonable explanation (mechanism) for global warming and global cooling. We already know the simple equation of the sun’s energy coming to earth. I am sure that one day when we look back at this we will laugh at the simple truth that is staring us in the face.
Just to come back on this: If you consider the magnetic field of the sun – which seems to be fluctuating (depending on an active or inactive sun) – how does this affect the magnetic field of earth? Is there not some inference? (is that the right word for the cancelation like in waves?) ) There are indeed some metal and other ions in rainwater (clouds), I remember measuring this a long time ago. Your explanation does not work because I think the observation was that during global cooling the clouds (from both SH and NH) seem to be moving more towards the equator as opposed to moving to the poles, thereby covering more square area of earth with clouds then if they were moving more towards the poles.

Keith
July 1, 2010 5:50 am
Geoff Sherrington
July 1, 2010 6:30 am

Hi Anthony,
How nice it is to see how quickly you slipped into the traditional Aussie way of nicely taking the mickey out of the Americans. Ever since you have been our guest, WUWT has had many articles in the “ridicule” category, many of them directed to you home country.
You are a fast learner and I offer you Keys to the City of Oz on behalf of all Australians (though I have not yet asked if anyone else agrees – a mere sampling error that you will quicly detect).
Well done.

Curious Yellow
July 1, 2010 6:57 am

villabolo says:
June 30, 2010 at 12:14 pm
Richard_the_I says:
June 30, 2010 at 5:47 am
Always remember, and never forget:
Every temperature anomaly that is ever-s0-slightly above average is proof of global warming;
Whilst every weather event that is a record-setting, below normal temperature is normal fluctuation and has nothing whatsoever to do with climate.
xxxxxxxxxxxxxxxxxxx
Always remember, and never forget:
Every temperature that is ever-so-slightly below average is proof of global cooling.
Whilst every weather event that is a record-setting, above normal temperature is normal fluctuation and has nothing whatsoever to do with climate.
Sound familiar?

Curious Yellow
July 1, 2010 7:03 am

Rhoda R says:
June 30, 2010 at 12:33 pm
Enneagram says:
June 30, 2010 at 7:15 am
Record temperatures Australia 2010:
AUSTRALIA………..C°……F°
Canberra Airport -10 42.2
Brisbane Airport -0.1 40.2
Brisbane City 2.3 43.2 etc.
I don’t remember the formulae for converting between C and F but I think Hansen has been involved in converting to the F temps above. As I remember 32degrees is freezing for Farenheit. How can -10C convert to 42.2F?
xxxxxxxxxxxxxxxxxxxx
Hello? Isn’t it bleeding obvious that this is min and max temperatures Centigrade?!

Curious Yellow
July 1, 2010 7:16 am

JP says:
June 30, 2010 at 12:50 pm
“GLOBAL Warming is just that, Global. The statistical average of the whole GLOBE. Yet I understand how some do not want to acknowledge the veracity of satellite data. So we’re not supposed to believe that this January through May of 2010 was the warmest overall. Nope. It’s all a conspiracy.”
I have no problem with the satellite soundings. But the soundings go back to only 1979. Big deal. I never get excited about the “coldest Sept or the Warmest Feb since…” because true climate science looks at time periods much long than 30 years. If one wants to be truthfull, it one should look at periods that go back 200-400 years. And if one looks close enough, one could see periods where there was enough climate variation (in both temp and precip) to warrant a closer look. Goiing back 1000 years, this period of abrubt climate variation occured during the Little Ice Age (for the mid-lattitudes), and the MWP for the subtropics and tropics. Much of this climate variation caused untold humand suffering (devastating droughts in the sub-tropics during the MWP, and famines in the mid-lattitudes during the LIA).
So when an Alarmists posts that 2010 was warmest year ever, what they really mean is that 2010 was the warmest year since 1979. And even then, there are many caveats.
xxxxxxxxxxxxxxxxxxx
Good grief, the AGW proponents can only look back to 1979, and you go back 1000 years? Where were the satelites then? We have actual measurements going back some 200 years and proxies as far back as it suits. Warmest year “ever”is your invention, science always uses a reference date.

Curious Yellow
July 1, 2010 7:33 am

JP says:
July 1, 2010 at 12:06 am
Barry,
1)Who says the UHI is minimal
2)Where do you get your classification of rural vs urban sites?
3)Do you really believe that most of the surface data used by HadCru, NOAA, or NASA (which are mainly areodromes) have no UHI?
xxxxxxxxxxxxxxxxxxxxxxxx
1) Just Google it
2) as above
3) It does not really matter where the sites are and even the accuracy of the thermometer (if consistent) The trend will prevail. I measured the temperature at the nearest areodrome next to the thermometer using a thermocouple. Then I went 1 km away, no concrete in sight, only grass, no buildings or even a tree and measured again. Result the same within .13C.
So Anthony starts a tread about weather, which he knew would turn to climate, because too many haven’t got a clue about the difference.

Curious Yellow
July 1, 2010 7:35 am

Cold down under? Of course it is, cold air sinks and hot air rises.

barry
July 1, 2010 8:12 am

@JP,

1)Who says the UHI is minimal

Of the skeptical websites you can try Lucia’s (The Blackboard) for:
UHI in the USA
Raw global data urban v rural (and GISSTemp)
Raw global series v adjusted (to see if UHI has been accounted for – e.g, GISSTemp trend is lower than raw and any other series – the difference is not huge)
The Air Vent for:
CRUTemp v raw, where they state:

First the obvious, a skeptic, denialist, anti-science blog published a greater trend than Phil Climategate Jones. What IS up with that?

When you compare the trend differences in the urban v rural and CRUTemp v raw for the century, there is a similar amount of adjustment. CRUTemp appears to have accounted for UHI – and there’s not much difference.
Of the non-skeptical websites, you can compare urban, rural and airport raw trends here, and urban and rural raw here.
2)Where do you get your classification of rural vs urban sites?
Explained at the websites, both skeptical and non-skeptical.
3)Do you really believe that most of the surface data used by HadCru, NOAA, or NASA (which are mainly areodromes) have no UHI?
I’m sure there is UHI contaminating the raw land data. But my point was that there is no UHI in the seas, in the Arctic, and in space (satellite record), and we see warming in those records. Therefore, you are likely going to see more record hot days than cold in any broad data set, in any year from about 1978, and for most years of the century. That’s the point I made citing actual city and town statistics, when a fair number of commenters in this thread seem to think abnormally cold events from time to time around the world have a climatic significance. Anthony made a point to distinguish between weather and climate in his post. Others didn’t seem to get the message.

Pull My Finger
July 1, 2010 8:25 am

Hell, it was in the low 40s in Pennsylvania last night and we are in the middle of summer! Maybe Algore was in town getting “massages” from local Leftist Co-eds.
Global Warming is Kaiser Soze.

barry
July 1, 2010 8:38 am

It’s a statistical point: anyone who says we aren’t seeing more record-breaking hot days than cold, whether in cities, in rural areas, or on the ocean’s surface is basically saying that the globe has not warmed during the instrumental record. A warming world must perforce produce more record-breaking hot temps than cold.
Unless your argument is that higher global temps reduce warm weather variability and increase cold weather variability.

July 1, 2010 8:39 am

Henry
try to follow our discussion in this threat as to why the tropics are having more clouds and rain. Believe it or not: but it actually has to do with global cooling.
Obviously the rain will cause more melting of ice.

kadaka (KD Knoebel)
July 1, 2010 8:50 am

From: Curious Yellow on July 1, 2010 at 7:33 am

I measured the temperature at the nearest areodrome next to the thermometer using a thermocouple. Then I went 1 km away, no concrete in sight, only grass, no buildings or even a tree and measured again. Result the same within .13C.

Simple question: What were the conditions?
The Urban Heat Island effect is increased with bright sunny conditions, due to the extra heating of the man-made substances like asphalt (tarmac) and concrete, and persists after the sunlight goes away as the substances release their stored heat. Were your measurements taken on a bright sunny day or in the early nightly hours afterwards, or was it a dull cloudy day? At what times did you take your measurements? 1:00 and 1;32 PM, or in the middle of the night? Was there any precipitation or condensation?
What was your equipment? A common thermocouple of a certain type, like K, J, or T? What equipment generated the reading, was this a thermocouple/meter unit allowing a direct reading of the measurement, a thermocouple plugged into a multimeter, perhaps a handheld all-in-one unit?
How did you protect the thermocouple from the elements while taking your readings? Having sunlight fall on it would not be good, nor rain, nor wind movements. How long did you wait for the temperature of the instrument to equalize with the surrounding temperature before you took the measurements? Did you hold the thermocouple with your hand? Did you carefully store it between measurements in your pocket?
When you say “same within .13C,” what are you referring to? What is the accuracy range of the complete setup? Was it calibrated? Is that +/- 0.13° C, or are you reporting the difference as 0.13° and calling the measurements basically equal within the error ranges of the experiment?
You have provided a single instance where you made one set of measurements, and assumed an “Ah-ha, I proved it to myself it’s nothing” position, expecting that to add weight to you argument. Instead, what you have done is given an impression of your understanding of how to conduct scientific research, since said research is what would really have weight in a scientific discussion. And I assure you, you have done a wonderful job of making that impression. 😉

kadaka (KD Knoebel)
July 1, 2010 10:33 am

From: barry on July 1, 2010 at 8:38 am

It’s a statistical point: anyone who says we aren’t seeing more record-breaking hot days than cold, whether in cities, in rural areas, or on the ocean’s surface is basically saying that the globe has not warmed during the instrumental record. A warming world must perforce produce more record-breaking hot temps than cold.

Why must a warming world by necessity do that?
During a month, there are three days that top the high records by 10°F and eight days that break the low records by 1°F. That’s more low records broken than high ones. Does that indicate cooling, or does the whole picture indicate warming?
Offhand it may seem likely you’d get more record-breaking high temps, but remember the nature of such records, how much they get broken by matters. Going above a certain record by 10 ° can be done by just one day, or by ten days that break the preceding record by just 1°.
There is nothing there that must by necessity happen.

899
July 1, 2010 2:13 pm

Curious Yellow says:
July 1, 2010 at 6:57 am
[–snip–]Always remember, and never forget:
Every temperature that is ever-so-slightly below average is proof of global cooling.
Whilst every weather event that is a record-setting, above normal temperature is normal fluctuation and has nothing whatsoever to do with climate.
Sound familiar?

Why, yes! Yes, it does sound familiar, because all throughout the 19th and 20th Centuries, there have been raving idiots –oh, so sorry– raving lunatic scientists and their cadre of fellow travelers who’ve prognosticated endlessly over the slightest changes of weather, from one year to the next.
For at least the last 200 hundred years, humanity has been in an extended wash cycle of the modern washing machine: Back-and forth, back-and-forth, back-and-forth …
You know: OH–MY–GAWD: WE’RE ALL GONNA DIIIIIIEEEEEE!!!!!!
If it isn’t FREEZING to death, then it’s FRYING to death.
The latest machination lays bare the entire scheme of the hideousness engendered by the cadre which deems it necessary to decimate the whole of humanity in order to save it from … itself?
Yeah, and that includes MILKING us to death with carbon-come taxes in order to make A GAWD ALMIGHTY profit before sending the lot of us to our respective graves.
And of course you support that whole scheme, right?

899
July 1, 2010 2:33 pm

Curious Yellow says:
July 1, 2010 at 7:33 am
[–snip–]I measured the temperature at the nearest areodrome next to the thermometer using a thermocouple. Then I went 1 km away, no concrete in sight, only grass, no buildings or even a tree and measured again. Result the same within .13C.
So Anthony starts a tread about weather, which he knew would turn to climate, because too many haven’t got a clue about the difference.

You engaged in systematic bias and didn’t even know it.
The very fact of you holding the thermometer biased the temperature.

villabolo
July 1, 2010 2:47 pm

blackswhitewash.com says:
July 1, 2010 at 2:13 am
villabolo:
“It could, in simple terms, be described as the Arctic hurling more of its frigid air than usual and at the same time sucking in warm air from regions south.”
So do ya think that might explain the high, then low of sea ice this season?
You just described natural variablity.
************************************************************************
VILLABOLO RESPONDS:
Blackwhitewash, I was responding to the commonly made allegation that the Winter of 2009 (Northern Hemisphere) somehow disproves Global Warming. It did not for two reasons:
1) The GLOBAL AVERAGE was not below normal but was in the top ten years. This was especially so in the Southern Hemisphere’s Summer.
2) Even if it were, and that’s a whopper of a story if you claim it, 30 years worth of trend is not going to be nullified by 1,2 or 3 years of deviation.
As to describing this year’s conditions anywhere on the planet that is as silly as asking me how it would affect conditions 2,3 or 4 years from now.