National Weather Service United States Department of Commerce

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Daily Flash Flood Risk

Last Updated: —

These risk levels are set each morning by 6 AM MST and will not be updated for ongoing weather. Remember: any thunderstorm can cause flash flooding, even on low-risk days.

Flash Flood Risk Legend
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Extreme

Flash Flood Risk Areas

Flash Flood Threat Area

Current Hazards

Rainfall Chances

Day 1

Day 1 Chances of Precipitation

Day 2

Day 2 Chances of Precipitation

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Day 3 Chances of Precipitation