Temperature Forecasts, Cherry Blossoms and Covid-19

Reposted from The Cliff Mass Weather Blog To start on a positive note, the Cherry Blossoms are in full bloom on the UW Campus, with the visual effect enhanced by…

Secrets about the 1.5°C world temperature limit

By Larry Kummer. From the Fabius Maximus website. Summary: There has been a daily drumbeat of dark climate news to accompany the IPCC’s new report, “Global Warming of 1.5 °C.”…

Quote of the Week: That time when climate science believed UHI was causing most of the twentieth century warming

AMS fellow Joe D’Aleo writes of a time when Thomas Karl, former director of the National Climatic Data Center (NCDC) actually believed that UHI and station siting was a problem…

STUDY: Al Gore Might Have Beaten Bush If There Had Been More Warming

Energy More Al Gore because [insert politically incorrect joke or blog policy violation here] ~ctm From The Daily Caller Michael Bastasch Former Vice President Al Gore might have won the…

Summer of 1816 in New Hampshire: A Tale of Two Freezes

Preface This web page was written in 2016 during the 200th anniversary of the Year without a Summer. It probably has a lot of company, it certainly does with many…

Correlation Between NCEP/NCAR Re-analysis and Other Global Temperature Anomaly Data

Guest Post By Walter Dnes On his website, Nick Stokes has set up an interesting global temperature anomaly visualization, based on NCEP/NCAR re-analysis data. The dry technical details are listed in…

The Warmer The Icier

Guest Post by Willis Eschenbach A WUWT commenter emailed me with a curious claim. I have described various emergent phenomena that regulate the surface temperature. These operate on time scales…

Is There Evidence of Frantic Researchers “Adjusting” Unsuitable Data? (Now Includes July Data)

Guest Post by Professor Robert Brown from Duke University and Werner Brozek, Edited by Just The Facts: The above graphic shows RSS having a slope of zero from both January…

NOAA/NCEI Temperature Anomaly Adjustments Since 2010, Pray They Don't Alter It Any Further

Guest Essay By Walter Dnes There is much interest in the latest temperature anomaly adjustments by NOAA/NCEI (formerly known as NOAA/NCDC). This author has been downloading NOAA monthly temperature anomaly…

Is NOAA's Hiatus Gone? (Now Includes May Data)

Guest Post by Werner Brozek, Edited by Just The Facts: The above are plots of what the slopes NOAA’s surface temperature anomalies look like for the three intervals 1975 to…

Temperature and TOA Forcing

Guest Post by Willis Eschenbach I’ve been thinking about temperature and top-of-atmosphere (TOA) forcing. TOA forcing is the imbalance between the TOA upwelling and downwelling radiation. The CERES satellite dataset…

Le Chatelier And Climate Change (Now Includes March Data)

Guest Post by Werner Brozek, Edited by Just The Facts: Lubos Motl has an excellent article entitled: “Le Chatelier’s principle and nature’s adaptation” If this topic interests you, I would…

A Statistical Definition of the 'Hiatus in Global Warming' using NASA GISS and MLO data

Guest essay by Danley Wolfe WUWT posted a piece I submitted last September titled ‘A look at carbon dioxide vs. global temperature’. The main point I was trying to convey…

RSS Shows No Warming For 15 Years (Now Includes February Data)

Guest Post by Werner Brozek, Edited by Just The Facts: In the above graphic, the zero line from February 2000 has been offset to make it visible. It actually falls…

It Would Not Matter If Trenberth Was Correct (Now Includes January Data)

Guest Post by Werner Brozek, Edited by Just The Facts: The comment referred to in the title is the following by Kevin Trenberth regarding heat in the deep oceans: “The…

Only Satellites Show Pause, WUWT? (Now Includes December Data)

Guest Post by Werner Brozek, Edited by Just The Facts: The above graphic shows that RSS has a slope of basically zero since October 1996, or a period of 18…

No Records Highs Possible In The Satellite Temperature Datasets in 2014 (Now Includes November Data Except For HADCRUT4)

Guest Post by Werner Brozek Edited by Just The Facts: In the above graphic, the green line is RSS from 1990 with a mean of 12 which means that you…

A First Look At SURFRAD

Guest Post by Willis Eschenbach Since the late Nineties the US has had seven industrial-strength stations that measure a variety of climate variables every minute, 24/7. These are called “SURFRAD” stations. As…

Is WTI Dead? And HadCRUT Adjusts Up, Again… (Now Includes August Data except for HadCRUT4.2 and HadSST3)

Guest Post by Werner Brozek, Commentary By Walter Dnes, Edited by Just The Facts: Update: Comment from Tim Osborn of the University of East Anglia (UEA), Climatic Research Unit (CRU),…

GISS Hockey-Stick Adjustments

Guest Post By Walter Dnes: There have been various comments recently about GISS’ “dancing data”, and it just so happens that as GISS data is updated monthly, I’ve been downloading…

Can GISS And Other Data Sets Set Records in 2014? (Now Includes April Data)

Guest Post by Werner Brozek (Edited By Just The Facts) GISS and other sets are  poised to set new records in 2014, even without an El Nino. The present GISS…

The Slow Fourier Transform (SFT)

Guest Post by Willis Eschenbach While investigating the question of cycles in climate datasets (Part 1, Part 2), I invented a method I called “sinusoidal periodicity”. What I did was…

Crowdsourcing A Full Kernel Cascaded Triple Running Mean Low Pass Filter, No Seriously…

Image Credit: Climate Data Blog By Richard Linsley Hood  – Edited by Just The Facts The goal of this crowdsourcing thread is to present a 12 month/365 day Cascaded Triple Running Mean…

Lakes For Sale, Partially Thawed, N=20

Guest Post By Willis Eschenbach Anthony pointed out the selling of overhyped claims of the “dramatic thinning” of Arctic ice here. The title of the underlying scientific study is much…