High Wind Warning issued January 15 at 8:37PM MST until January 16 at 8:00PM MST by NWS Great Falls MT
* WHAT...Southwest winds 40 to 60 mph, with gusts up to 100 mph expected. * WHERE...The Rocky Mountain Front and adjacent foothills and plains. * WHEN...Until 8 PM MST Thursday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel will be difficult, especially for high profile vehicles. Drifting snow will be possible primarily along rural roads. * ADDITIONAL DETAILS...The period of most intense winds are likely to occur between 6 AM MST and 3 PM MST Thursday.
High Wind Watch issued January 14 at 12:54PM MST until January 16 at 8:00PM MST by NWS Great Falls MT
* WHAT...Southwest winds 40 to 50 mph, with gusts up to 80 mph, are possible. * WHERE...The Rocky Mountain Front and adjacent foothills and plains. * WHEN...From Wednesday evening through Thursday evening. * IMPACTS...High winds may move loose debris, damage property and cause isolated power outages. Travel could be difficult, especially for high profile vehicles.
High Wind Watch issued January 13 at 1:13PM MST until January 16 at 8:00PM MST by NWS Great Falls MT
* WHAT...West winds 30 to 40 mph, with gusts up to 70 mph, are possible. * WHERE...Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From late Wednesday night through Thursday evening. * IMPACTS...High winds may move loose debris, damage property and cause isolated power outages. Travel could be difficult, especially for high profile vehicles.
Winter Weather Advisory issued January 12 at 8:20PM MST until January 13 at 5:00AM MST by NWS Great Falls MT
* WHAT...Snow. Additional snow accumulations up to 2 at lower elevations, but 3 to 5 additional inches in the mountains. * WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains, Judith Basin County and Judith Gap, and Fergus County below 4500ft. * WHEN...Until 5 AM MST Monday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Breezy westerly winds may also further reduce visibility in areas of blowing snow.
Winter Weather Advisory issued January 11 at 1:37PM MST until January 12 at 11:00PM MST by NWS Great Falls MT
* WHAT...Snow. Additional snow accumulations of 1 to 6 inches, with 9 to 18 inches around Armington Junction. * WHERE...Cascade County below 5000ft. * WHEN...Until 11 PM MST Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult to impossible, especially around Armington Junction.
Winter Storm Warning issued January 11 at 1:37PM MST until January 12 at 11:00PM MST by NWS Great Falls MT
* WHAT...Heavy snow. Additional snow accumulations between 4 and 8 inches across most locations, with 10 to 20 inches along the Montana Hwy 200 and US Hwy 87 corridors between Lewistown and Raynesford. Winds gusting as high as 50 mph. * WHERE...Fergus County below 4500ft and Judith Basin County and Judith Gap. * WHEN...Until 11 PM MST Sunday. * IMPACTS...Travel could be very difficult. Widespread blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Snowfall rates of 1 inch per hour will continue through the early evening hours tonight between Lewistown and Raynesford. Near blizzard conditions are likely through the early
Winter Storm Warning issued January 11 at 1:37PM MST until January 12 at 5:00PM MST by NWS Great Falls MT
* WHAT...Heavy snow. Additional snow accumulations of 1 to 5 inches across lower elevations near the Idaho border, 5 to 10 inches in the Tobacco Root Mountains and Gravelly Range, and 10 to 18 inches in the Madison and Gallatin Ranges. Isolated amounts approaching 22 inches are possible in northerly upslope favored locations of the Gallatin Range. Winds gusting as high as 35 mph. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until 5 PM MST Sunday. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles. Areas of blowing snow could significantly
Winter Weather Advisory issued January 11 at 1:37PM MST until January 12 at 5:00AM MST by NWS Great Falls MT
* WHAT...Snow. Additional snow accumulations up to an inch over the western portions of the valley and 1 to 4 inches over the eastern portions of the valley, including the city of Bozeman. * WHERE...Gallatin Valley. * WHEN...Until 5 AM MST Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.
Winter Weather Advisory issued January 10 at 2:12PM MST until January 13 at 5:00AM MST by NWS Great Falls MT
* WHAT...For the Winter Storm Warning, heavy snow expected. Total snow accumulations between 8 and 24 inches. Winds gusting as high as 50 mph. For the Winter Weather Advisory, snow expected. Total snow accumulations between 3 and 8 inches. * WHERE...Bears Paw, Highwood, Little Belt, and Snowy Mountains. * WHEN...For the Winter Storm Warning, until 5 AM MST Sunday. For the Winter Weather Advisory, from 6 AM Sunday to 5 AM MST Monday. * IMPACTS...Travel could be very difficult and tire chains may be required for some vehicles.
Winter Weather Advisory issued January 10 at 2:12PM MST until January 12 at 5:00AM MST by NWS Great Falls MT
* WHAT...Snow expected. Total snow accumulations between 4 and 8 inches. Winds gusting as high as 50 mph. * WHERE...Big Belt, Bridger and Castle Mountains. * WHEN...Until 5 AM MST Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Additional accumulating snow is expected on Sunday.