Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

White Christmas Climatology

Extended Forecast

Christmas Day Extremes

What is the probability of a white Christmas? Using 1981-2010 data from long-running weather stations, the historical probability is shown on the map. This year, the probability of a white Christmas (at least an inch of snow on the ground Christmas morning) is almost certain in Michigan. However, a big snowmelt could begin later on Christmas Day and continue into part of Monday.

More information & interactive map.

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Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dreaming of a White Christmas?