< Winter Storm Watch Montana, Wyoming | Effective 03/11/2026 13:15

Winter Storm Watch Montana, Wyoming | Effective 03/11/2026 13:15

Headline: 
Winter Storm Watch issued March 11 at 2:15PM MDT until March 15 at 6:00AM MDT by NWS Billings MT
Event: 
Winter Storm Watch
Urgency: 
Future
Effective: 
March 11, 2026 - 1:15pm
Expires: 
March 12, 2026 - 1:15pm
Description: 
* WHAT...Heavy snow possible. Total snow accumulations between 7 and 14 inches possible. Winds could gust as high as 30 mph. * WHERE...Portions of central, south central, and southeast Montana and north central Wyoming. * WHEN...From Thursday evening through late Saturday night. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult to impossible. The hazardous conditions could impact the Thursday evening and Friday morning commutes. Conditions may threaten young livestock. * ADDITIONAL DETAILS...Accumulating snowfall is expected to develop Thursday night and continue through Saturday night. The heaviest snowfall potential is currently across areas mainly north of I-90 and I-94 in the Watch area, but placement of heaviest snow may change. Please check the latest forecasts.
Instruction: 
People should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.
Area Description: 
Musselshell; Treasure; Northern Stillwater; Powder River; Golden Valley; Northern Big Horn; Southern Rosebud; Judith Gap; Southern Big Horn; Northern Sweet Grass; Melville Foothills; Northeastern Yellowstone; Southern Wheatland; Southwestern Yellowstone; Sheridan Foothills
Forcast Office: 
NWS Billings MT