Two years ago, National Geographic reported :
In less than 20 years, millions of people in the United States could be exposed to dangerous “off-the-charts” heat conditions of 127 degrees Fahrenheit or more, a startling new report has found.
‘Off-the-charts’ heat to affect millions in U.S. in coming decades
They showed the worst of the heat around Missouri, Illinois, Indiana, Ohio, Kentucky and Tennessee. The trends for those states for the past century shows that the frequency of hot days there has plummeted to record lows, and the National Geographic article is the opposite of reality.
The National Climate Assessment shows the same thing. Temperatures have gotten much cooler in the eastern half of the US.
Temperature Changes in the United States – Climate Science Special Report
NASA’s James Hansen made the same mispredictions when he started the the global warming scare before Congress in 1988.
12 Dec 1988, Page 34 – Lansing State Journal
Purcellville, Virginia is the closest USHCN station in Virginia to Washington DC. The frequency of hot days there has plummeted.