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Recent expired alerts (20)
Freezing Fog Advisory
Freezing Fog Advisory issued November 14 at 5:43AM MST until November 14 at 9:00AM MST by NWS Missoula MT * WHAT...Visibility less than one mile in freezing fog. * WHERE...Flathead/Mission Valleys. * WHEN...Until 9 AM MST this morning. * IMPACTS...Low visibility and slick road surfaces could make driving conditions hazardous. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Official source →Lake Wind Advisory
Lake Wind Advisory issued October 16 at 10:37AM MDT until October 17 at 7:00PM MDT by NWS Missoula MT * WHAT...Southwest winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Flathead/Mission Valleys. * WHEN...From 2 PM to 7 PM MDT Saturday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Lake Wind Advisory
Lake Wind Advisory issued October 11 at 10:36AM MDT until October 12 at 6:00AM MDT by NWS Missoula MT * WHAT...Wind Advisory canceled and turned into a Lake Wind Advisory as impacts become focused on Flathead Lake, rather than a larger area. Northeast to east winds 10 to 20 mph with gusts up to 35 mph. Localized gusts of 45 to 50 mph on the east side of Flathead Lake. * WHERE...Flathead Lake. * WHEN...Until 6 AM MDT Monday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Localized tree damage and power outages are still possible. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Winter Weather Advisory
Winter Weather Advisory issued October 10 at 11:42AM MDT until October 12 at 6:00AM MDT by NWS Missoula MT * WHAT...Snow expected. Total snow accumulations between 1 and 3 inches, with higher amounts above valley floors and in Glacier National Park. Winds gusting as high as 45 mph. * WHERE...Essex, Polebridge, Bad Rock Canyon, Glacier National Park, Highway 83 Bigfork to Swan Lake, and Marias Pass. * WHEN...From 6 PM this evening to 6 AM MDT Monday. * IMPACTS...Plan on slippery road conditions. Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Official source →Wind Advisory
Wind Advisory issued October 10 at 8:27AM MDT until October 11 at 3:00PM MDT by NWS Missoula MT * WHAT...Northeast to east winds 10 to 20 mph with gusts up to 40 mph expected. Isolated higher gusts of 50-55 mph on the east side of Flathead Lake, especially in west to east oriented gaps along Highway 35, also in the Lake Blaine area. * WHERE...Flathead/Mission Valleys. * WHEN...From 3 PM this afternoon to 3 PM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs and weakened trees could be blown down and a few power outages may result. Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Winter Weather Advisory
Winter Weather Advisory issued October 9 at 11:35AM MDT until October 12 at 6:00AM MDT by NWS Missoula MT * WHAT...Snow expected. Total snow accumulations between 1 and 3 inches, with higher amounts above valley floors and in Glacier National Park. Winds gusting as high as 45 mph. * WHERE...Glacier National Park, Marias Pass, Essex, Polebridge, Bad Rock Canyon, and Highway 83 Bigfork to Swan Lake. * WHEN...From 6 PM Saturday to 6 AM MDT Monday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Prepare for difficult backcountry travel. Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Official source →Lake Wind Advisory
Lake Wind Advisory issued October 9 at 11:38AM MDT until October 9 at 9:00PM MDT by NWS Missoula MT * WHAT...For the Lake Wind Advisory, southwest winds 10 to 20 mph with gusts up to 35 mph expected. For the Wind Advisory, northeast winds 15 to 25 mph with gusts up to 40 mph expected. Isolated higher gusts nearing 50 mph will be possible in west to east oriented gaps along Highway 35, including Lake Blaine * WHERE...Flathead/Mission Valleys. * WHEN...For the Lake Wind Advisory, until 9 PM MDT this evening. For the Wind Advisory, from 6 PM Saturday to 6 AM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Wind Advisory
Wind Advisory issued October 9 at 11:38AM MDT until October 11 at 6:00AM MDT by NWS Missoula MT * WHAT...For the Lake Wind Advisory, southwest winds 10 to 20 mph with gusts up to 35 mph expected. For the Wind Advisory, northeast winds 15 to 25 mph with gusts up to 40 mph expected. Isolated higher gusts nearing 50 mph will be possible in west to east oriented gaps along Highway 35, including Lake Blaine * WHERE...Flathead/Mission Valleys. * WHEN...For the Lake Wind Advisory, until 9 PM MDT this evening. For the Wind Advisory, from 6 PM Saturday to 6 AM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Strong winds and rough waves on area lakes will create hazardous conditions for small craft. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Lake Wind Advisory
Lake Wind Advisory issued October 9 at 3:26AM MDT until October 9 at 9:00PM MDT by NWS Missoula MT * WHAT...Southwest winds 10 to 20 mph with gusts up to 35 mph expected. * WHERE...Flathead Lake and surrounding lakes. * WHEN...From noon today to 9 PM MDT this evening. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft and potential dock damage on the eastern half of Flathead Lake. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Lake Wind Advisory
Lake Wind Advisory issued October 8 at 1:34PM MDT until October 9 at 9:00PM MDT by NWS Missoula MT * WHAT...Southwest winds 10 to 20 mph with gusts up to 35 mph expected. * WHERE...Flathead Lake and surrounding lakes * WHEN...From noon to 9 PM MDT Friday. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft and potential dock damage on the eastern half of Flathead Lake. Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft.
Official source →Wind Advisory
Wind Advisory issued September 25 at 7:17AM MDT until September 26 at 12:00AM MDT by NWS Missoula MT * WHAT...Southwest winds 15 to 25 mph with gusts up to 45 mph expected. * WHERE...Flathead/Mission Valleys and Kootenai/Cabinet Region. * WHEN...From 2 PM this afternoon to midnight MDT tonight. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Official source →Wind Advisory
Wind Advisory issued September 24 at 10:18AM MDT until September 26 at 12:00AM MDT by NWS Missoula MT * WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Flathead/Mission Valleys and Kootenai/Cabinet Region. * WHEN...From 2 PM Friday to midnight MDT Friday Night. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...There's a 70 to 90 percent chance of gusting over 40 mph from Happy's Inn down to Hot Springs between 4PM and 6PM MDT. During the same period there's a 60 percent chance of gusting over 40 mph west of Kalispell, near Kila, and a 40 percent chance along the west side of the Mission valley and along the western shore of Flathead Lake. There's a 90 percent chance of gusts over 40 mph above 6,000 ft in the mountains. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Official source →Special Weather Statement
Special Weather Statement issued September 13 at 2:49PM MDT by NWS Missoula MT At 249 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 13 miles north of Plains extending from 20 miles east of Thompson Falls to 28 miles east of Superior, moving northeast at 30 mph. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Flathead Lake, Polson, Ronan, Kerr, Big Arm, Jette, Rocky Point, Kings Point, Pablo, Turtle Lake, Dixon, Old Agency, Hot Springs, Round Butte, Elmo, Dayton, Charlo, Moiese, Proctor, Lonepine and Niarada. Monitor the weather situation closely and be alert for threatening weather conditions. If on or near Flathead Lake, get out of the water and move indoors or inside a vehicle. Remember, lightning can strike out to 10 miles from the parent thunderstorm. If you can hear thunder, you are close enough to be struck by lightning. Move to safe shelter now! Do not be caught on the water in a thunderstorm.
Official source →Special Weather Statement
Special Weather Statement issued September 11 at 2:39PM MDT by NWS Missoula MT At 239 PM MDT, Doppler radar was tracking a strong thunderstorm 9 miles west of Big Arm, or 16 miles northwest of Polson, moving east at 10 mph. HAZARD...Wind gusts up to 30 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Big Arm, Elmo, Proctor, Dayton and Niarada. Monitor the weather situation closely and be alert for threatening weather conditions.
Official source →Flood Watch
Flood Watch issued September 8 at 11:34AM MDT until September 8 at 12:00PM MDT by NWS Missoula MT The Flood Watch will expire for a portion of northwest Montana, including the following area, West Glacier Region. The flooding threat has ended. Therefore, the Flood Watch will expire at noon MDT today.
Official source →Flood Watch
Flood Watch issued September 8 at 7:36AM MDT until September 8 at 12:00PM MDT by NWS Missoula MT * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest Montana, including the following area, West Glacier Region including Glacier National ParkOn. * WHEN...Until noon MDT today. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Ongoing precipitation west of the Continental Divide this morning will keep concerns for minor flooding. - https://www.weather.gov/mso/hydrology You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Official source →Flood Watch
Flood Watch issued September 8 at 5:10AM MDT until September 8 at 12:00PM MDT by NWS Missoula MT * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northwest and west central Montana, including the following areas, in northwest Montana, Flathead/Mission Valleys and West Glacier Region. In west central Montana, Potomac/Seeley Lake Region. * WHEN...Until noon MDT today. * IMPACTS...Excessive runoff may result in flooding of creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Light to moderate rain is expected across northwest Montana this morning. - https://www.weather.gov/mso/hydrology You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Official source →Flood Watch
Flood Watch issued September 7 at 3:59AM MDT until September 8 at 12:00PM MDT by NWS Missoula MT * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northwest and west central Montana, including the following areas, in northwest Montana, Flathead/Mission Valleys and West Glacier Region. In west central Montana, Potomac/Seeley Lake Region. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Prolonged moderate to heavy rainfall is expected through Tuesday morning with an additional 1 to 2 inches in the valleys, and over 3 inches in the higher terrain, especially along the Continental Divide and in Glacier National Park. - https://www.weather.gov/mso/hydrology You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Official source →Hydrologic Outlook
Hydrologic Outlook issued September 7 at 4:02AM MDT by NWS Missoula MT ESFMSO What: Widespread moderate rainfall over a prolonged period of time. Storm total amounts between 1 to 2 inches for valleys and 2 to 3 inches for the mountains. Where: Flathead and Lake Counties in northwest Montana, including Glacier National Park. Missoula county in west-central Montana. Timing: Continuing through Tuesday morning. The heaviest rainfall rates are anticipated today and tonight. Significant rainfall totals will bring potential for rapid rises on streams and creeks, rock and debris slides and runoff issues in poor drainage areas. Those recreating in the backcountry should take caution on backcountry roadways for falling debris.
Official source →Flood Watch
Flood Watch issued September 6 at 9:51AM MDT until September 8 at 12:00PM MDT by NWS Missoula MT * WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of northwest and west central Montana, including the following areas, in northwest Montana, Flathead/Mission Valleys and West Glacier Region. In west central Montana, Potomac/Seeley Lake Region. * WHEN...From 3 PM MDT this afternoon through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Thunderstorms capable of rainfall rates of 0.75" to 1.00" per hour are possible this afternoon and evening (Sept 6), which could lead to localized debris flows. This period will then be followed by prolonged moderate to heavy rainfall Monday into Tuesday morning of an additional 1 to 3 inches in the valleys, with 2 to 4 inches in the higher terrain, especially along the Continental Divide and in Glacier National Park. - https://www.weather.gov/mso/hydrology You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Official source →