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 >

 

 

 

 

Severe Weather Outlooks and Probabilities

Today

Today's Overall Severe Weather Risk Today's Tornado Risk
Today's Damaging Wind Risk Today's Large Hail Risk

Click to enlarge graphics

Tomorrow

Tomorrow's Severe Weather Risk Tomorrow's Tornado Risk
Tomorrow's Damaging Wind Risk Tomorrow's Large Hail Risk
Click to enlarge graphics

Day 3 Severe Weather Risk

Click to enlarge graphics

 

Severe Weather Timing Graphics

Western Montana

Click to enlarge graphics

North-Central Montana

Click to enlarge graphics

Central and Southwestern Montana

Click to enlarge graphics

Eastern Montana

Click to enlarge graphics

 

 

For severe timing graphics for additional cities and for Day 2 severe timing graphics click here.

 

Explanation of SPC Outlook Categories

 

Visit the Storm Prediction Center Website for more information on potential severe weather over the next few days

 

Current Mesoscale Discussions

Current Severe Thunderstorm & Tornado Watches

 

Today's Tornado, Wind & Hail Reports Yesterday's Tornado, Wind & Hail Reports

Click to enlarge graphics

 

Back to Top