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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 continually see the average of 12 values. It has been offset so that the average red height equals the average green height. The red line…

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Air temperature and downwelling IR goodwin creek

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 a data junkie I’ve been wanting to look at their results for a while … but the data is in an ugly format. They have…

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 it monthly since 2008. In addition, I’ve captured some older versions via “The Wayback Machine“. Between those 2 sources, I have 94 monthly downloads between…

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 to fit a sine wave of various periods to the data, and record the amplitude of the best fit. I figured it had been invented…