Update on Next U.S. Cold Air Outbreak

February 21st, 2014 by Roy W. Spencer, Ph. D.

Global NWP models continue to forecast another record-setting cold air outbreak for late next week. By Friday, the GFS model has below-zero temperatures knocking on the door in NYC, DC, and Boston, with below freezing temperatures extending well into Florida (model imagery courtesy of WeatherBELL):

GFS model surface temperature (T2m) forecast for 12 UTC, Feb. 28, 2014.

GFS model surface temperature (T2m) forecast for 12 UTC, Feb. 28, 2014.


Of course, as I’ve said before, an unusually cold winter doesn’t disprove global warming any more than an unusually hot summer proves warming. It’s just weather.


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