Category Archives: Weather_stations

Analysis of Temperature Change using World Class Stations

Guest essay by Ron Clutz This is a study to see what the world’s best stations (a subset of all stations I selected as “world class” by criteria) are telling us about climate change over the long term. There are … Continue reading

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Posted in Climate data, Weather_stations | 118 Comments

I wonder how this dedicated weather observer feels about having his readings adjusted by NCDC?

In my travels surveying weather stations around the United States, I met many dedicated observers like this one. It is sad indeed that their painstakingly recorded data by observers like this one gets adjusted by NCDC to give results that … Continue reading

Posted in Climate News, Weather_stations | 129 Comments

NCDC responds to identified issues in the USHCN

The NCDC press office sent an official response to Politifact, which is below. The NCDC has not responded to me personally, I only got this by asking around. I’ve provided it without comment. 

Posted in Climate data, Weather_stations | 147 Comments

On ‘denying’ Hockey Sticks, USHCN data, and all that – part 2

In part one of this essay which you can see here, I got quite a lot of feedback on both sides of the climate debate. Some people thought that I was spot on with criticisms while others thought I had … Continue reading

Posted in Adjustments/Corrections, Climate data, GHCN, USCRN, Weather_stations | 274 Comments

NOAA shows ‘the pause’ in the U.S. surface temperature record over nearly a decade

NOTE: significant updates have been made, see below. After years of waiting, NOAA has finally made a monthly dataset on the U.S. Climate Reference Network available in a user friendly way via their recent web page upgrades. This data is … Continue reading

Posted in Climate data, Climate News, Hiatus in Global Warming, USCRN, Weather_stations | 259 Comments

Weather station ‘X’

A mystery for you. This weekend (weather permitting) Willis and I will be visiting the location of this weather station in the USA. Can you guess where it is? I can assure you it is not the schoolhouse at Bodega … Continue reading

Posted in Curious things, Weather_stations | 83 Comments

Spiking temperatures in the USHCN – an artifact of late data reporting

Correcting and Calculating the Size of Adjustments in the USHCN By Anthony Watts and Zeke Hausfather A recent WUWT post included a figure which showed the difference between raw and fully adjusted data in the United States Historical Climatology Network … Continue reading

Posted in Climate data, Weather_stations | 176 Comments

How not to measure temperature part 95 – New temperature record of 102° in Wichita, but look where they measure it

Over at Weather Underground, they are all excited about a new monthly high temperature record. Christopher Burt writes: Wichita, Kansas Measures May Monthly High Temperature of 102° On Sunday, May 4th, the temperature peaked at 102° at Wichita’s official NWS … Continue reading

Posted in Climate News, GHCN, records, Weather, Weather_stations | 88 Comments

Seattle’s climate instantly cools 1.5 degrees

This is interesting, and of course it goes hand-in-hand with what I have been saying for years. Scott Sistek, of KOMO News/Weather reports: ============================================================= For several years the thermometer at SeaTac airport has been reporting temperatures 1-3 degrees above surrounding … Continue reading

Posted in Climate data, GHCN, records, Weather, Weather_stations | 113 Comments

Turning airliners into flying weather stations

From Scripps Institute New Airborne GPS Technology for Weather Conditions Takes Flight First-time demonstration led by Scripps Institution of Oceanography captures key meteorological data from aircraft, along with the potential to improve hurricane forecasting A new GPS system aboard airplanes … Continue reading

Posted in measurement, Technology, Weather, Weather_stations | 42 Comments

CRU produces something useful for a change

World temperature records available via Google Earth Climate researchers at the University of East Anglia have made the world’s temperature records available via Google Earth.

Posted in Climate data, GHCN, Weather_stations | 134 Comments

Important study on temperature adjustments: ‘homogenization…can lead to a significant overestimate of rising trends of surface air temperature.’

From the “we told you so” department comes this paper out of China that quantifies many of the very problems with the US and global surface temperature record we have been discussing for years: the adjustments add more warming than … Continue reading

Posted in Adjustments/Corrections, Climate data, GHCN, Weather_stations | 195 Comments

El Niño sea monitoring system may fail – half dead already

From the “send money or the instrumentation gets it” department comes news that the TAO array may already be toast due to budget constraints. One wonders if money sucked into climate programs might be a factor. From Nature News:  Nearly … Continue reading

Posted in Climate News, ENSO, TAO/TRITON Buoys, Technology, Weather_stations | 66 Comments

Who are you going to believe, my B-44 or your lyin eyes?

NCDC needs to incorporate information into their metadata database from four sources that they currently ignore and/or keep from the public. Guest essay by John Slayton Southern California’s San Gabriel Mountains have long been a natural habitat for scientists.  Some … Continue reading

Posted in Weather_stations | Tagged , , , , , | 16 Comments

On personal and professional weather stations

Please allow me a bit of self indulgence here. As some of you may know, the technology of measuring and displaying weather is my specialty. I operate a business in this area. Once a year, like many other merchants in … Continue reading

Posted in Weather_stations | Tagged , , , , , , | 26 Comments

Friday Funny – Svalbard Revisited

Guest essay by David Archibald A visit to the weather station at the airport is the highlight of any trip to Svalbard. Of course that weather station has been the subject of attention on WUWT here. Above: The Svalbard weather … Continue reading

Posted in Weather_stations | Tagged , , | 117 Comments

Claim: ‘climate change’ caused more deaths in Stockholm – but it may be due to flawed methodology

This is one of those publications where I look at what was done in the paper and just shake my head in disbelief. For starters, according to the data listed in the SI, the supposed extra deaths due to climate … Continue reading

Posted in Climate data, GHCN, Weather_stations | Tagged , , , , | 189 Comments

Forecast for Dallas: 160°F with a chance of showers

Yes, this is a real current temperature presented by NOAA/NWS for the forecast of Addison, TX near Dallas. I checked the airport ASOS at Dallas Addison Airport (KADS) and sure enough, the reading is there:

Posted in Weather_stations | Tagged , , , , | 104 Comments

Unwarranted Temperature Adjustments and Al Gore’s Unwarranted Call for Intellectual Tyranny

Guest essay by Jim Steele, Director emeritus Sierra Nevada Field Campus, San Francisco State University For researchers like myself examining the effect of local microclimates on the ecology of local wildlife, the change in the global average is an absolutely … Continue reading

Posted in Al Gore, Climate data, PDO, UHI, Weather_stations | Tagged , , | 184 Comments

Does your weather station get the wind? How station siting compromises temperature measurements via wind issues

Guest essay by Bob Fernley-Jones Well Melbourne (Oz) sure does, (and we are the butt of a few intercity jokes, a polite one being; we can have “four seasons all in one day”). The following graphic (source) of an extreme … Continue reading

Posted in UHI, Weather_stations | Tagged , , , , | 22 Comments

The Elusive Absolute Surface Air Temperature (SAT)

Here’s an interesting Q&A on issues with trying to determine the SAT of the Earth that I have not seen before. There’s a surprise at the end as to who wrote it.

Posted in Climate data, GHCN, Temperature, Weather_stations | Tagged , , | 91 Comments

When it comes to new high temperature records, ‘shoot first, ask questions later’

Readers may recall my investigation over the weekend of an announcement by the Danish Meteorological Institute (DMI) about a new all-time high temperature record set in Greenland that was subsequently picked up by the Capital Weather Gang at the Washington … Continue reading

Posted in GHCN, records, Weather, Weather_stations | Tagged , , , , , , | 46 Comments

How not to measure temperature – Part 94 – Maniitsoq, Greenland all time high temperature rescinded?

UPDATE: 7/12/13 1045 PDT DMI concedes the record may not be valid, see here I’ve been working on this one for a week, and I finally confirmed my hunch about where the weather station is located. The story begins with … Continue reading

Posted in Weather_stations | Tagged , , , , , , , | 87 Comments

Nighttime heat waves on the increase in Pacific NW

More examples of the nighttime heat sink effect of UHI. Asphalt, concrete, bricks and other infrastructure holds the energy from daytime solar insolation and releases it at night as LWIR. Anyone who has ever stood next to a sun illuminated … Continue reading

Posted in GHCN, heat wave, Weather, Weather_stations | Tagged , | 73 Comments

Central Park in USHCNv2.5 (October 2012) magically becomes cooler in July in the Dust Bowl years

By Joseph D’Aleo, CCM Remember this story long ago on New York’s Central Park multiple very different data sets to which Steve McIntyre responded here. McIntyre wrote then: …has the temperature of New York City increased in the past 50 … Continue reading

Posted in Climate data, GHCN, NCDC, NOAA, Weather_stations | Tagged , , , , , | 56 Comments

Questions for NOAA and NPS Death Valley that have gone unanswered related to the 100 year celebration of the ‘hottest ever temperature’

http://www.wrh.noaa.gov/vef/deathvalley/ I sent this last Tuesday, I have not seen a response from either individual listed here as press contacts at the press release for the 100th anniversary of the hottest temperature ever. Perhaps the questions are just too difficult. … Continue reading

Posted in records, Temperature, Weather, Weather_stations | Tagged , , , , | 57 Comments

The Australian Bureau of Meteorology Gets it Wrong

Guest essay by Ed Thurstan Abstract The Australian Bureau of Meteorology (BoM) released a new temperature dataset – the “Australian Climate Observations Reference Network – Surface Air Temperature“ (ACORN-SAT) in early 2012, with data to the end of 2011. It … Continue reading

Posted in Climate data, Weather_stations | Tagged , , , , , , | 38 Comments

Hot weather and climate change – a mountain from a molehill?

Guest essay by Steve Goreham Originally published in The Washington Times On Sunday, Death Valley temperatures reached 129oF, a new June record high for the United States, according to the National Weather Service. Temperatures at McCarran International Airport in Las … Continue reading

Posted in Climate data, heat wave, records, Weather, Weather_stations | Tagged , , , , , , | 128 Comments

Which mercury reading in Mercury is the right one?

How can two stations less than 1/2 mile apart be so different? How can one set a new record and best it by two degrees while the other doesn’t? I was intrigued by this Record Event Report out of Las … Continue reading

Posted in Climate data, records, USCRN, Weather, Weather_stations | Tagged , , , , , , , , | 48 Comments

It seems NOAA has ‘de-modernized’ the official Death Valley station to use older equipment to make a record more likely

About those ‘record’ Death Valley temperatures everybody is waiting for… UPDATE: 128°F today at Death Valley COOP station. See Record Event Report below. It seems the media and the alarmists are cheering on the possibility of an all-time temperature record … Continue reading

Posted in heat wave, records, Weather, Weather_stations | Tagged , , , , , , , , , , | 66 Comments

NWS station at Corinna, Maine: same old problems, now with global impact

In Anthony’s recent post about the new snowfall records, the record high at Jal, New Mexico caught his eye. I live in New Hampshire, so the lonely red dot in Maine caught my eye. I’ve never been fond of this … Continue reading

Posted in Berkeley Earth Surface Temperature, Climate data, Climate FAIL, Weather_stations | Tagged , , | 43 Comments

Over 650 snow records set in USA this week – another wonky surface station located

UPDATE : The NWS responds about the station issue, see below. – Anthony Almost 60% of the contiguous USA covered in snow. While pundits spin attempts at linking snowfall in the Northeast USA to AGW, much like they do in … Continue reading

Posted in Climate data, records, snowfall, Weather, Weather_stations | Tagged , , , | 111 Comments

Boulder Escapes Global Warming

Guest post by Sam I. Outcalt Abstract: The historic record of the mean annual air temperature record at Boulder does not display the major “global” climate transitions detectable in the total annual precipitation record. Hurst ReScaling is demonstrated to be … Continue reading

Posted in Climate data, Weather_stations | Tagged , , , , , | 32 Comments

A follow up on the ‘it was warmer in 1790 in Sydney’ story

Readers may recall the story  Global Warming?……. It was warmer in Sydney in 1790 by Craig Kelly, MP in NSW Australia in response to some of the recent alarmist caterwauling in the press about the hot summer in Australia being … Continue reading

Posted in Alarmism, Technology, Temperature, Weather_stations | Tagged , , , , , , , , | 124 Comments

Circularity of homogenization methods

Guest post by David R.B. Stockwell PhD I read with interest GHCN’s Dodgy Adjustments In Iceland by Paul Homewood on distortions of the mean temperature plots for Stykkisholmur, a small town in the west of Iceland by GHCN homogenization adjustments. … Continue reading

Posted in Climate data, GHCN, Weather_stations | Tagged , , , , , | 137 Comments