NOAA's 'Janus moment' – while claiming 'The American public can be confident in NOAA’s long-standing surface temperature record', they fund an experiment to investigate the effects of station siting and heat sinks/sources on temperature data

NOAA’s impersonation of the two faced god Janus just proved my point about station siting issues with their actions that speak louder than words. While there’s all this caterwauling about…

PBS backtracks due to viewer pressure

This just appeared on the PBS Blog, apparently the mere presence of my interview was enough to push NOAA into responding. It seems they are in full damage control mode.…

July was also the 329th consecutive month of positive upwards adjustment to the U.S. temperature record by NOAA/NCDC

I’ve noticed there’s a lot of frenetic tweeting and re-tweeting of this “sound bite” sized statement from this Climate Central piece by Andrew Freedman. July was the fourth-warmest such month…

NASA's James Hansen is just wrong: Proof that there is no increased drought in the USA tied to temperature

From the James Hansen is just wrong department comes some inconvenient data, data that Dr. Hansen or anyone in the media could have easily looked up for themselves before writing…

An 'inconvenient result' – July 2012 not a record breaker according to data from the new NOAA/NCDC U.S. Climate Reference Network

I decided to do myself something that so far NOAA has refused to do: give a CONUS average temperature for the United States from the new ‘state of the art’…

Dear NOAA and Seth, which 1930's were you comparing to when you say July 2012 is the record warmest?

The press release is out, and the usual serial bloviators are rushing to trumpet the news. July 2012 was the hottest ever on record! “Yikes! We’re gonna roast! Global Warming!”…

About that missing USHCNv2 data…

Some correspondence from NCDC on that missing data from 2008 to the present:

Update on Watts et al. 2012

My sincere thanks to everyone who has provided widespread review of our draft paper. There have been hundreds of suggestions and corrections submitted in comments and in email, and for…

My response to NCDC's op-ed in the New York Times

Andrew Revkin asked me to provide comments on this article of his where the National Climatic Data Center was asked to respond to Watts et al 2012: A Closer Look…

New paper on the quality of USHCN station siting

Dr. Roger Pielke Sr. draws attention today to a new study that cites Fall et al. 2011 aka the “Surfacestations Paper” that I co-authored, which was a follow up to…

New paper blames about half of global warming on weather station data homogenization

From the told ya so department, comes this recently presented paper at the European Geosciences Union meeting. Authors Steirou and Koutsoyiannis, after taking homogenization errors into account find global warming…

Tornado Season Statistics Update – 'remarkably quiet'

Guest post by Paul Homewood It does not seem long since the February outbreak of tornadoes had Joe Romm noting :- The unexpectedly fierce and fast tornado outbreak so early…

Texas Tall Tales and Global Warming

“…extreme heat events were roughly 20 times more likely in 2008 than in other La Niña years in the 1960s” It is this statement that has made headlines across the…

Newly found weather records show 1930's as being far worse than the present for extreme weather

The Heat Was On—Before Urbanization and Greenhouse Gases By Patrick Michaels on World Climate Report Sure is hot out! And what better time for a paper to appear in the…

Hell and High Histogramming – Mastering an Interesting Heat Wave Puzzle

Guest Post by Willis Eschenbach Anthony Watts, Lucia Liljegren , and Michael Tobis have all done a good job blogging about Jeff Masters’ egregious math error. His error was that he…

Quote of the Week – Master meteorologist heat wave FAIL

I had started on an essay to describe this meteostatistical failure last night, but Lucia beat me to it, so the credit goes to her. She’s a sharp lady. Besides…

More on the 2012 US heat wave – not so hot if you look around at other locations

From Joe D’Aleo via email: It will be remembered for the heat wave and dryness in a large area, but some facts may surprise you. June actually ended up cooler…

Comparing GHCN V1 and V3

Much Ado About Very Little Guest post by Zeke Hausfather and Steve Mosher E.M. Smith has claimed (see full post here: Summary Report on v1 vs v3 GHCN ) to…

Nature, record heat, tipping points, Hansen's opinion on weather noise, and all that

From NCDC’s spring report here More record warmth as scientists warn of global tipping point – CNN.com — It’s hot out there. But this time, it’s more than idle watercooler…

NOAA's National Climatic Data Center caught cooling the past – modern processed records don't match paper records

We’ve seen examples time and again of the cooling of the past via homogenization that goes on with GISS, HadCRUT, and other temperature data sets. By cooling the data from…

RDU's paint by numbers temperature and climate monitoring

After reviewing over 1000 USHCN stations in the United States as part of my surfacestations.org project, I have often thought that I can’t find anymore surprises in the train wreck…

Get 'em while its HOT: Global Warming Chrysanthemums!

Guest post by Mark Johnson Everybody is trying to capitalize on the “green is good” craze lately, even the plant industry. Hence, the newest line of designer Chrysanthemums. From a…

Climate scientists who have been claiming Texas is warming are totally wrong.

Story submitted by Forrest Mims III, originally published for the San Antonio Express-News In the early days of this column, concerned readers sent many questions about the earth’s ozone layer,…

USA's record warm March 2012 not caused by "global warming"

The usual suspects in the blogs and media have been bloviating about the record warmth of March and spinning it to redline for maximum fear factor, with the “loaded climate…