Category Archives: Model-Data Comparison LSAT

Global Mean Surface Temperature: Early 20th Century Warming Period – Models versus Models & Models versus Data

Posted on January 31, 2019 by Bob Tisdale

This is a long post: 3500+ words and 22 illustrations. Regardless, heretics of the church of human-induced global warming who frequent this blog should enjoy it.  Additionally, I’ve uncovered something about the climate models stored in the CMIP5 archive that … Continue reading →

Posted in Model-Data Comparison - General, Model-Data Comparison LSAT, Model-Data Comparison SST, Model-Data LOST | 18 Comments

Greenland Near-Surface Land Air Temperature Data from Berkeley Earth Present Some Surprises

Posted on January 13, 2019 by Bob Tisdale

I enjoy surprises in data, especially when they might make alarmists unhappy. Willis Eschenbach’s post Greenland Is Way Cool at WattsUpWithThat prompted me to take a look at the Berkeley Earth edition of the Greenland TAVG temperature data.  See Figure … Continue reading →

Posted in Model-Data Comparison LSAT | 8 Comments

NOAA’s New Climate Explorer – NOAA Needs to Provide a Disclaimer for Their Climate Model Presentations

Posted on August 22, 2016 by Bob Tisdale

Suggested Disclaimer: Climate Model Outputs Have Been Manipulated By NOAA to Make Models Appear to Perform Well This post introduces readers to a newly revised “product” from NOAA, called “Climate Explorer”, which is part of their U.S. Climate Resilience Toolkit. … Continue reading →

Posted in Climate Model Failings, Model-Data Comparison LSAT | 4 Comments

In Honor of the 4th of July, A Few Model-Data Comparisons of Contiguous U.S. Surface Air Temperatures

Posted on July 4, 2016 by Bob Tisdale

This post is similar in format to In Honor of Secretary of State John Kerry’s Global Warming Publicity-Founded Visit to Greenland…  As you’ll see, like Greenland, the consensus of the climate models used by the IPCC show that the models do … Continue reading →

Posted in Model-Data Comparison LSAT | 34 Comments

In Honor of Secretary of State John Kerry’s Global Warming Publicity-Founded Visit to Greenland…

Posted on June 20, 2016 by Bob Tisdale

…A Few Model-Data Comparisons of Greenland Surface Air Temperatures Mass losses from Greenland’s ice sheets have been one of the focuses of alarmists for decades. In fact, last week, U.S. Secretary of State John Kerry visited Greenland on a (boreal) … Continue reading →

Posted in Model-Data Comparison LSAT | 9 Comments

November 2013 Russian “Hotspot” – Alarmists Are Overlooking Something

Posted on December 20, 2013 by Bob Tisdale

UPDATE:  Corrected the typo in Figure 3. 1988 now correctly reads 1989. # # # There’s lots of blogosphere chatter about the warm temperatures in Russia in November 2013.  In their global State of the Climate Report this month, NOAA … Continue reading →

Posted in LSAT, Model-Data Comparison LSAT | 2 Comments

Models Fail: Land versus Sea Surface Warming Rates

Posted on September 28, 2013 by Bob Tisdale

In Climate Models Fail, using a number of different datasets, I illustrated how the climate models used by the IPCC for their 5th Assessment Report could not simulate climate variables such as surface temperatures (land surface air, sea surface and … Continue reading →

Posted in Atlantic Multidecadal Oscillation, Climate Model Problems, El Nino-La Nina Processes, Model-Data Comparison LSAT, Model-Data Comparison SST | 18 Comments

Models Fail: Greenland and Iceland Land Surface Air Temperature Anomalies

Posted on July 6, 2013 by Bob Tisdale

I’m always amazed when global warming enthusiasts announce that surface temperatures in some part of the globe are warming faster than simulated by climate models. Do they realize they’re advertising that the models don’t work well for the area in … Continue reading →

Posted in Model-Data Comparison LSAT | 13 Comments

Models Fail: Scandinavian Land Surface Air Temperature Anomalies

Posted on July 2, 2013 by Bob Tisdale

UPDATE:  I’ve added a comment by Marcel Crok to the end of the post. #### The climate models being used by the IPCC for their upcoming 5th Assessment Report show little skill at being able to simulate a number of … Continue reading →

Posted in LSAT, Model-Data Comparison LSAT, Uncategorized | 11 Comments

Model-Data Comparison: Australia Land Surface Air Temperatures & Anomalies

Posted on June 27, 2013 by Bob Tisdale

UPDATE:  Corrected Figures 2 through 6. UPDATE 2: Corrected the color-coding in the title block of Figure 4. (Thanks to blogger cassandraclub for noticing it.) UPDATE 3: I removed the word Anomalies from Figures 2, 3 and 4. And I’ve … Continue reading →

Posted in Climate Model Problems, LSAT, Model-Data Comparison LSAT | 9 Comments