Weather Warnings for Montana

Issued by the National Weather Service

Current watches, warnings, and advisories for Montana
Alerts Updated: March 18, 2026, 7:23 pm  UTC


High Wind Warning issued March 18 at 1:23PM MDT until March 18 at 9:00PM MDT by NWS Billings MT

Summary: * WHAT...West winds gusting up to 60 mph occurring. * WHERE...Golden Valley and Northern Stillwater. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  March 18, 2026, 1:23 pm      Expires:  March 18, 2026, 9:00 pm
Area:  Northern Stillwater; Golden Valley


High Wind Warning issued March 18 at 1:23PM MDT until March 18 at 9:00PM MDT by NWS Billings MT

Summary: * WHAT...West winds gusting up to 60 mph occurring. * WHERE...Judith Gap, Southern Wheatland, Melville Foothills, and Northern Sweet Grass. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Strong crosswinds will make travel difficult, especially along Highway 191 from Big Timber through Judith Gap.
Severity:  Severe    Effective:  March 18, 2026, 1:23 pm      Expires:  March 18, 2026, 9:00 pm
Area:  Judith Gap; Northern Sweet Grass; Melville Foothills; Southern Wheatland


Wind Advisory issued March 18 at 1:23PM MDT until March 18 at 9:00PM MDT by NWS Billings MT

Summary: * WHAT...Southwest winds gusting up to 70 mph occurring. * WHERE...Beartooth Foothills and Livingston Area. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Strong crosswinds will make travel difficult along Interstate 90 from Livingston to Big Timber and roads along the Beartooth Foothills.
Severity:  Moderate    Effective:  March 18, 2026, 1:23 pm      Expires:  March 18, 2026, 9:00 pm
Area:  Livingston Area; Beartooth Foothills


The Flood Watch has been cancelled.

Summary: The Flood Watch has been cancelled and is no longer in effect.
Severity:  Minor    Effective:  March 18, 2026, 12:09 pm      Expires:  March 18, 2026, 12:24 pm
Area:  Lincoln, MT; Sanders, MT


Avalanche Warning issued March 18 at 6:44AM MDT by NWS Missoula MT

Summary: AVWMSO The following message is transmitted at the request of Flathead Avalanche Center Hungry Horse MT. ...AVALANCHE WARNING ISSUED BY THE FLATHEAD AVALANCHE CENTER... 06:00 MDT Wed Mar 18 2026 The Flathead Avalanche Center in Hungry Horse has issued a BACKCOUNTRY AVALANCHE WARNING for the following areas: NWS Missoula MT - MTZ001 (MTZ001)...MTZ002 (MTZ002) * WHAT...Above-freezing temperatures, strong winds, and rain have created very dangerous avalanche conditions. * WHERE...Slopes above 5,000 feet in the Whitefish, Swan, Flathead Ranges, and the Lake McDonald and Marias Pass areas of Glacier National Park.

* WHEN...In effect from Wed 06:00 MDT to Thu 06:00 MDT. * IMPACTS...Natural and human-triggered avalanches are very likely. Wet loose avalanches will entrain a dangerous amount of wet debris. Weak layers buried several feet deep may fail, resulting in very large and destructive avalanches. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions. Travel in avalanche terrain is not recommended. Avalanches may run long distances and can run into mature forests, valley floors, or flat terrain. Consult http://www.flatheadavalanche.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.
Severity:  Unknown    Effective:  March 18, 2026, 6:44 am      Expires:  March 19, 2026, 6:00 am
Area:  Kootenai/Cabinet Region; West Glacier Region


High Wind Warning issued March 18 at 1:23AM MDT until March 18 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...Westerly winds 35 to 50 mph with gusts up to 75 mph expected. Winds may gust over 85 mph at times along the immediate eastern slopes of the Rocky Mountain Front. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From 6 AM this morning to 9 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, and cause isolated power outages. Travel could be difficult, especially for high profile or light weight vehicles.
Severity:  Severe    Effective:  March 18, 2026, 1:23 am      Expires:  March 18, 2026, 5:00 pm
Area:  East Glacier Park Region; Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera; Southern Rocky Mountain Front; Southern High Plains


High Wind Warning issued March 18 at 1:23AM MDT until March 18 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...Westerly winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Judith Basin County and Judith Gap. * WHEN...From 9 AM this morning to 9 PM MDT this evening. * IMPACTS...High winds may move loose debris and cause isolated power outages. Travel could be difficult, especially for high profile or light weight vehicles.
Severity:  Severe    Effective:  March 18, 2026, 1:23 am      Expires:  March 18, 2026, 5:00 pm
Area:  Judith Basin County and Judith Gap


High Wind Warning issued March 18 at 1:23AM MDT until March 18 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...Westerly winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Snowy and Judith Mountains and Fergus County below 4500ft. * WHEN...From 9 AM this morning to 9 PM MDT this evening. * IMPACTS...High winds may move loose debris and cause isolated power outages. Travel could be difficult, especially for high profile or light weight vehicles. * ADDITIONAL DETAILS...The strongest winds will be over the eastern half of the Fergus County.
Severity:  Severe    Effective:  March 18, 2026, 1:23 am      Expires:  March 18, 2026, 5:00 pm
Area:  Fergus County below 4500ft; Snowy and Judith Mountains