National Weather Service United States Department of Commerce

Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

When explosions from the sun's outer atmosphere threaten Earth, forecasters at NOAA's Space Weather Prediction Center let vulnerable industries know what to expect. 
Auroral Map
 



What happens at the sun doesn't stay at the sun... (~5 minutes)