Weather Warnings for Montana
| Alerts Updated: March 31, 2026, 9:09 am UTC |
Winter Weather Advisory issued March 31 at 3:09AM MDT until March 31 at 9:00AM MDT by NWS Billings MTSummary: * WHAT...Occasional snow. Total snow accumulations of 2 to 5 inches. * WHERE...In Montana, Bighorn Canyon, Southern Big Horn, and Southern Rosebud. In Wyoming, Sheridan Foothills. * WHEN...Until 9 AM MDT this morning. * IMPACTS...Travel will be impacted by poor visibility and slick or slushy conditions on roads. This includes I-90 from Crow Agency to Sheridan, and US-212 over Lame Deer Divide. * ADDITIONAL DETAILS...Poorest travel conditions will be over the higher hills.Severity: Moderate Effective: March 31, 2026, 3:09 am Expires: March 31, 2026, 9:00 am Area: Southern Rosebud; Southern Big Horn; Bighorn Canyon; Sheridan Foothills |
Winter Weather Advisory issued March 31 at 3:09AM MDT until March 31 at 9:00AM MDT by NWS Billings MTSummary: * WHAT...Occasional snow. Total snow accumulations between 2 and 6 inches, greatest near the Beartooth Mountains. * WHERE...Beartooth Foothills and Red Lodge Foothills. * WHEN...Until 9 AM MDT this morning. * IMPACTS...Travel will be difficult due to the snow and poor visibility. Many roads will be slick or slushy. This includes US-212 in the Red Lodge area. * ADDITIONAL DETAILS...Poorest travel conditions will be over the higher hills.Severity: Moderate Effective: March 31, 2026, 3:09 am Expires: March 31, 2026, 9:00 am Area: Red Lodge Foothills; Beartooth Foothills |
Winter Weather Advisory issued March 31 at 3:09AM MDT until April 1 at 12:00AM MDT by NWS Billings MTSummary: * WHAT...Periods of snow. Snow accumulations between 2 and 6 inches, greatest along the eastern slopes of the Crazy Mountains. * WHERE...Southern Wheatland, Livingston Area, Melville Foothills, and Northern Sweet Grass. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel will be difficult due to the snow and poor visibility. Roads during the day should remain wet, but icy or slushy spots are possible early this morning and again this evening. This includes I-90 from Big Timber to Livingston and Bozeman Pass, and US-191 from Big Timber to Harlowton. * ADDITIONAL DETAILS...Poorest travel conditions will be over the higher elevations.Severity: Moderate Effective: March 31, 2026, 3:09 am Expires: April 1, 2026, 12:00 am Area: Livingston Area; Northern Sweet Grass; Melville Foothills; Southern Wheatland |
Winter Storm Watch issued March 30 at 10:33PM MDT until April 3 at 6:00AM MDT by NWS Great Falls MTSummary: * WHAT...Heavy, wet snow possible. Total snow accumulations between 7 and 14 inches possible at and above pass level with 3 to 7 inches at lower elevations. Winds could gust as high as 40 mph. * WHERE...Elkhorn and Boulder Mountains, Upper Blackfoot and MacDonald Pass, Southern Rocky Mountain Front, and Northwest Beaverhead County. * WHEN...From Thursday morning through late Thursday night. * IMPACTS...Slushy snow covered roads and significantly reduced visibility at times may make travel very difficult. Tire chains may be required for some vehicles. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...The combination of heavy, wet snow and winds may cause power outages and tree damage.Severity: Severe Effective: March 30, 2026, 10:33 pm Expires: March 31, 2026, 5:15 pm Area: Southern Rocky Mountain Front; Upper Blackfoot and MacDonald Pass; Elkhorn and Boulder Mountains; Northwest Beaverhead County |
Winter Storm Watch issued March 30 at 10:33PM MDT until April 3 at 12:00PM MDT by NWS Great Falls MTSummary: * WHAT...Heavy, wet snow possible. Total snow accumulations between 4 and 8 inches possible at elevations below 5,000 feet and 8 to 16 inches possible above 5,000 feet. Winds could gust as high as 40 mph. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...From Thursday afternoon through Friday morning. * IMPACTS...Slushy snow covered roads and significantly reduced visibility at times may make travel very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...The combination of heavy, wet snow and winds may cause power outages and tree damage.Severity: Severe Effective: March 30, 2026, 10:33 pm Expires: March 31, 2026, 5:15 pm Area: Cascade County below 5000ft; Judith Basin County and Judith Gap; Fergus County below 4500ft; Little Belt and Highwood Mountains; Snowy and Judith Mountains; Big Belt, Bridger and Castle Mountains; Gallatin and Madison County Mountains and Centennial Mountains |