National Weather Service United States Department of Commerce

Extreme Cold and Winter Weather Expected for Portions of the U.S. This Week

Arctic air will spread across much of the central U.S. into New England this week resulting in record-breaking cold and life threatening wind chill temperatures. Heavy snow will move from the northern Rockies to the central Plains by early Tuesday. A swath of significant snow and ice will likely move from the central Plains to the Mid-Atlantic states Tuesday through early Thursday. Read More >

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What's the difference between the Official River Forecast vs. HEFS vs. MMEFS?
Ensemble River Forecasts
Map Last Updated:

 

News Legend
News Items less than 24 hours old News Items 1 to 7 days old No current News Items
Map Legend
Chance of Exceedance
River Forecast Centers
30%
Level
70%
Action
Minor Flood
Moderate Flood
Major Flood
= less than 30% chance of reaching Action level
 
= no critical levels defined for this point