National Weather Service United States Department of Commerce

Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

 

 

 

 


Visit the Montana tab on our Probabilistic Snow Website for more snowfall range, potential, 
and probability of exceeding specific threshold graphics

Winter Elements

Forecast Image

 

Winter Storm Severity Index (through 72 hours)

WSSI Overall WSSI Snow Amount WSSI Blowing Snow
Click to enlarge graphics

 

Probabilistic Winter Storm Severity Index

  


 

 

Recent Montana Snowfall Local Storm Reports

 

 

Helpful Links and Other Local Resources

Road Conditions (www.mdt.mt.gov/travinfo)

Road Condition Maps

 

 

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South Dakota       Montana

Idaho

Roadway Webcams

Wind Chill Chart & Frostbite Times

Wind Chill Calculator

Wind Speed (mph) =
Air Temp. (ºF) =

º F

Current Snow Depth

  Montana SNOTEL Map  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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