Weather Warnings for Montana

Issued by the National Weather Service

Current watches, warnings, and advisories for Montana
Alerts Updated: April 6, 2026, 6:58 pm  UTC


High Wind Warning issued April 6 at 12:56PM MDT until April 8 at 12:00PM MDT by NWS Great Falls MT

Summary: * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Bears Paw Mountains and Southern Blaine and Fergus County below 4500ft. * WHEN...From 3 PM Tuesday to noon MDT Wednesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...There will be a period of strong winds Tuesday afternoon through early Tuesday evening. There will be a brief lull Tuesday night before there is a second period of strong winds Wednesday morning.
Severity:  Severe    Effective:  April 6, 2026, 12:56 pm      Expires:  April 7, 2026, 4:00 am
Area:  Bears Paw Mountains and Southern Blaine; Fergus County below 4500ft


High Wind Warning issued April 6 at 12:56PM MDT until April 7 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...Southwest to west winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Beaverhead and Western Madison below 6000ft and Northwest Beaverhead County. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  April 6, 2026, 12:56 pm      Expires:  April 7, 2026, 4:00 am
Area:  Northwest Beaverhead County; Beaverhead and Western Madison below 6000ft


High Wind Warning issued April 6 at 12:56PM MDT until April 7 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...Southwest to west winds 30 to 40 mph with gusts up to 75 mph possible. The strongest winds will occur along and west of the Interstate 15 corridor and along and north of the Montana Hwy 200 corridor. * WHERE...Portions of central and north central Montana. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...Damaging winds may blow down trees and power lines. Power outages are possible. Travel could be very difficult, especially for high profile or light weight vehicles. Blowing dust could reduce visibility at times.
Severity:  Severe    Effective:  April 6, 2026, 12:56 pm      Expires:  April 7, 2026, 4:00 am
Area:  Eastern Toole and Liberty; Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Cascade County below 5000ft; Judith Basin County and Judith Gap; Upper Blackfoot and MacDonald Pass; Gates of the Mountains; Little Belt and Highwood Mountains; Helena Valley; Big Belt, Bridger and Castle Mountains; Meagher County Valleys; Elkhorn and Boulder Mountains


High Wind Warning issued April 6 at 12:56PM MDT until April 7 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...West winds 40 to 50 mph with gusts up to 90 mph possible. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From 3 AM to 9 PM MDT Tuesday. * IMPACTS...High winds will move loose debris and damage property. Power outages are possible. Travel will be very difficult, especially for high profile vehicles. Blowing dust may significantly reduce visibility at times, especially along Interstate 15 between Shelby and the Canadian border. * ADDITIONAL DETAILS...A cold front will move through Tuesday afternoon and shut off the strong winds early Tuesday afternoon for the Northern Rocky Mountain Front and adjacent plains west of I-15.
Severity:  Severe    Effective:  April 6, 2026, 12:56 pm      Expires:  April 7, 2026, 4:00 am
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 April 6 at 12:56PM MDT until April 7 at 9:00PM MDT by NWS Great Falls MT

Summary: * WHAT...Southerly winds 30 to 40 mph with gusts up to 60 mph possible. Winds will shift westerly late Tuesday afternoon. * WHERE...Madison River Valley. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  April 6, 2026, 12:56 pm      Expires:  April 7, 2026, 4:00 am
Area:  Madison River Valley


High Wind Warning issued April 6 at 12:13PM MDT until April 8 at 12:00AM MDT by NWS Billings MT

Summary: * WHAT...West winds 45 to 55 mph with gusts up to 75 mph expected. * WHERE...Crazy Mountains. * WHEN...From 9 AM Tuesday to midnight MDT Tuesday Night. * IMPACTS...Recreation in the high country will be impacted by strong winds.
Severity:  Severe    Effective:  April 6, 2026, 12:13 pm      Expires:  April 7, 2026, 12:15 pm
Area:  Crazy Mountains


High Wind Warning issued April 6 at 12:13PM MDT until April 8 at 12:00AM MDT by NWS Billings MT

Summary: * WHAT...West winds 35 to 45 mph with gusts up to 60 mph expected. * WHERE...Judith Gap, Southern Wheatland, Melville Foothills, and Northern Sweet Grass. * WHEN...From 9 AM Tuesday to midnight MDT Tuesday Night. * IMPACTS...Strong crosswinds will make travel difficult along Highway 191 from Big Timber through Judith Gap. Warm and dry conditions could cause rapid grass fire spread. Use caution with any burning activities.
Severity:  Severe    Effective:  April 6, 2026, 12:13 pm      Expires:  April 7, 2026, 12:15 pm
Area:  Judith Gap; Northern Sweet Grass; Melville Foothills; Southern Wheatland


Wind Advisory issued April 6 at 12:13PM MDT until April 8 at 12:00AM MDT by NWS Billings MT

Summary: * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Beartooth Foothills and Livingston Area. * WHEN...From 9 AM Tuesday to midnight MDT Tuesday Night. * IMPACTS...Strong winds will make travel difficult along Interstate 90 from Livingston to Big Timber and roads along the Beartooth Foothills. Warm and dry conditions could cause rapid grass fire spread. Use caution with any burning activities. * ADDITIONAL DETAILS...The strongest winds are expected along and near I-90.
Severity:  Moderate    Effective:  April 6, 2026, 12:13 pm      Expires:  April 7, 2026, 12:15 pm
Area:  Livingston Area; Beartooth Foothills


High Wind Warning issued April 6 at 11:47AM MDT until April 8 at 6:00PM MDT by NWS Glasgow MT

Summary: * WHAT...West and northwest winds 30 to 40 mph with gusts in excess of 55 mph expected. * WHERE...Southwest Phillips County, downslope off the Little Rocky Mountains. * WHEN...From 2 PM Tuesday to 6 PM MDT Wednesday. * IMPACTS...High winds may move loose debris, damage property, and cause power bumps. Travel could be difficult, especially for high profile vehicles.
Severity:  Severe    Effective:  April 6, 2026, 11:47 am      Expires:  April 7, 2026, 4:15 am
Area:  Southwest Phillips


Lake Wind Advisory issued April 6 at 11:47AM MDT until April 7 at 4:00AM MDT by NWS Glasgow MT

Summary: * WHAT...Southeast winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Garfield, McCone, and Petroleum Counties. * WHEN...Until 4 AM MDT Tuesday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft.
Severity:  Moderate    Effective:  April 6, 2026, 11:47 am      Expires:  April 7, 2026, 4:00 am
Area:  Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone


Wind Advisory issued April 6 at 10:40AM MDT until April 7 at 9:00PM MDT by NWS Missoula MT

Summary: * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. Isolated stronger gusts approaching 60 mph are possible. The strongest wind gusts are expected in the Bitterroot Valley. * WHERE...Missoula/Bitterroot Valleys. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Severity:  Moderate    Effective:  April 6, 2026, 10:40 am      Expires:  April 7, 2026, 10:45 am
Area:  Missoula/Bitterroot Valleys


Wind Advisory issued April 6 at 10:40AM MDT until April 7 at 9:00PM MDT by NWS Missoula MT

Summary: * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. Isolated stronger gusts approaching 60 mph are possible. * WHERE...Flathead/Mission Valleys, Kootenai/Cabinet Region, and Lower Clark Fork Region. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Anyone with plans on recreating on area lakes, especially Flathead Lake should plan on choppy conditions with 2 to 3 foot waves.
Severity:  Moderate    Effective:  April 6, 2026, 10:40 am      Expires:  April 7, 2026, 10:45 am
Area:  Kootenai/Cabinet Region; Flathead/Mission Valleys; Lower Clark Fork Region


Wind Advisory issued April 6 at 10:40AM MDT until April 7 at 9:00PM MDT by NWS Missoula MT

Summary: * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. Isolated stronger gusts approaching 60 mph are possible. * WHERE...West Glacier Region and Potomac/Seeley Lake Region. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Severity:  Moderate    Effective:  April 6, 2026, 10:40 am      Expires:  April 7, 2026, 10:45 am
Area:  West Glacier Region; Potomac/Seeley Lake Region


Wind Advisory issued April 6 at 10:40AM MDT until April 7 at 9:00PM MDT by NWS Missoula MT

Summary: * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. Isolated stronger gusts approaching 60 mph are possible. The strongest wind gusts are expected to be along I-90 from Deerlodge to Butte and Montana 1 from Georgetown Lake to Anaconda. * WHERE...Bitterroot/Sapphire Mountains and Butte/Blackfoot Region. * WHEN...From 9 AM to 9 PM MDT Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Severity:  Moderate    Effective:  April 6, 2026, 10:40 am      Expires:  April 7, 2026, 10:45 am
Area:  Bitterroot/Sapphire Mountains; Butte/Blackfoot Region