Sunday, January 16, 2022

Final Call Snow & Ice Maps and Nowcast

 


These are my final call snow and ice maps. Almost nothing has changed for the snow map, but the ice map has took a change for the good: The 0.1-0.25"+ zone is now gone, and has been replaced with the 0.01-0.1"+ ice zone. Most people will only see up to a tenth of an inch of ice, but the plus is there for the mountains who will have cold air for longer, allowing for longer ice accumulations. Also some localized areas may see amounts just above a tenth of an inch. Cold air was undermodeled and WAA was overmodeled on high res models if you look at radar. This could mean a longer time period of snow, and just in general wintry precipitation. Surfaces will be below freezing for a while even when temps start to rise above freezing.

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