Winter Storm Warning issued February 6 at 2:13PM MST until February 7 at 4:00PM MST by NWS Missoula MT
* WHAT...Heavy snow expected. Likelihood of major impacts from snow is up to 60 percent. Total snow accumulations between 3 and 5 inches with 7-11 inches in the mountains. Winds gusting as high as 35 mph with blowing and drifting snow at Williams Creek summit. * WHERE...Williams Creek Summit and Shoup. * WHEN...From 3 AM to 4 PM MST Friday. * IMPACTS...Winter traveling conditions. For MAJOR impacts from snow, expect considerable disruptions to normal activities. Dangerous or impossible traveling conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. The hazardous conditions could
Air Stagnation Advisory issued January 25 at 9:43AM MST until January 31 at 5:00AM MST by NWS Missoula MT
* WHAT...Stagnation conditions will trap pollutants, leading to deteriorating air quality. * WHERE...Eastern Lemhi County. * WHEN...From 5 PM this afternoon to 5 AM MST Friday. * IMPACTS...Periods of air stagnation can lead to the build up of pollutants near the surface.
Winter Weather Advisory issued January 24 at 3:26AM MST until January 24 at 11:00PM MST by NWS Missoula MT
* WHAT...Snow. Likelihood of developing or ongoing minor to moderate impacts from around 1 to 3 inches of snow is 80 percent, and 3 to 6 inches of snow is less than 10 percent. * WHERE...Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...Until 11 PM MST this evening. * IMPACTS...For MINOR impacts from snow, expect a few inconveniences to normal activities. Use caution while driving. The hazardous conditions could impact the Friday morning and evening commutes, especially over higher passes.
Winter Weather Advisory issued January 24 at 3:26AM MST until January 24 at 5:00PM MST by NWS Missoula MT
* WHAT...Snow. Likelihood of developing or ongoing minor impacts from snow is up to 80 percent. Additional snow accumulations up to one inch. * WHERE...Bitterroot Valley and Missoula. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...For MINOR impacts from snow, expect a few inconveniences to normal activities. Use caution while driving.
Winter Weather Advisory issued January 24 at 3:26AM MST until January 24 at 11:00AM MST by NWS Missoula MT
* WHAT...Snow. Likelihood of developing or ongoing minor impacts from snow is up to 80 percent. Additional snow accumulations up to 1 inch. * WHERE...Flathead Lake, Flathead Valley, Polson, and Mission Valley. * WHEN...Until 11 AM MST this morning. * IMPACTS...For MINOR impacts from snow, expect a few inconveniences to normal activities. Use caution while driving.
Cold Weather Advisory issued January 18 at 11:26AM MST until January 20 at 11:00AM MST by NWS Missoula MT
* WHAT...Very cold wind chills as low as 20 to 30 below expected. * WHERE...Eastern Lemhi County and Western Lemhi County. * WHEN...From 5 PM Sunday to 11 AM MST Monday. * IMPACTS...The dangerously cold wind chills as low as 30 below zero could cause frostbite on exposed skin in as little as 10 minutes. There could be winter driving conditions from earlier snow, so it may take longer for you to get to your destination.
Extreme Cold Warning issued January 18 at 11:26AM MST until January 20 at 11:00AM MST by NWS Missoula MT
* WHAT...Dangerously cold wind chills as low as 30 to 40 below expected. The coldest wind chills will occur in channeled areas. * WHERE...Butte/Blackfoot Region and Potomac/Seeley Lake Region. * WHEN...From 5 PM Sunday to 11 AM MST Monday. * IMPACTS...The dangerously cold wind chills as low as 40 below zero could cause frostbite on exposed skin in as little as 10 minutes. There could be winter driving conditions from earlier snow, so it may take longer for you to get to your destination.
Winter Weather Advisory issued January 18 at 11:10AM MST until January 19 at 2:00PM MST by NWS Missoula MT
* WHAT...Snow expected. Likelihood of minor impacts from snow is greater than 80 percent for up to 1 inch of accumulation. Likelihood of moderate impacts from 1 to 3 inches is 40 percent. * WHERE...Mission Valley, Flathead Lake, Flathead Valley, Highway 200 Trout Creek to Heron, Polson, Evaro Hill, Highway 200 Thompson Falls to Plains, and I-90 Lookout Pass to Haugan. * WHEN...From 8 PM this evening to 2 PM MST Sunday. * IMPACTS...Winter traveling conditions. For MINOR impacts from snow, expect a few inconveniences to normal activities. MODERATE impacts from snow, expect longer travel times to reach your destination.
Winter Weather Advisory issued January 18 at 11:10AM MST until January 19 at 5:00PM MST by NWS Missoula MT
* WHAT...Snow expected. Likelihood of minor impacts from snow is greater than 80 percent for up to 1 inch of accumulation. Likelihood of moderate impacts from 1 to 3 inches is 60 percent. * WHERE...Highway 83 Seeley Lake to Condon, Georgetown Lake, Highway 12 Garrison to Elliston, Highway 200 Bonner to Greenough, Homestake Pass, MacDonald Pass, I-90 East Missoula to Bearmouth, and Butte. * WHEN...From midnight tonight to 5 PM MST Sunday. * IMPACTS...Winter traveling conditions. Blowing snow possible in channeled terrain by late afternoon Sunday. For MINOR impacts from snow, expect a few inconveniences to normal activities. MODERATE impacts
Extreme Cold Warning issued January 17 at 12:12PM MST until January 20 at 11:00AM MST by NWS Missoula MT
* WHAT...Dangerously cold wind chills as low as 30 to 40 below expected. The coldest period will be Sunday night into Monday morning. * WHERE...Butte/Blackfoot Region and Potomac/Seeley Lake Region. * WHEN...From 5 AM Sunday to 11 AM MST Monday. * IMPACTS...The dangerously cold wind chills as low as 35 below zero could cause frostbite on exposed skin in as little as 10 minutes.