The model generated fantasy murder heatwave that the media confused as science and reality.  On July 9th, I posted the following chart, from Kachelmannwetter on Facebook. At the time, the US GFS model was showing Düsseldorf would reach a whopping 44°C  (111°F) on July 18, and see an overnight low of a scorching 28°C On … Continue reading A Lesson On 10-Day Forecasts: GFS Models Once Showing Düsseldorf 44°C Corrected Downward 14°C!