Fort Harrison Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Fort Harrison.

Use the Radar Maps link provided to understand the trajectory of a storm.

Winter Weather Advisory issued November 22 at 11:10PM MST until November 24 at 5:00AM MST by NWS Great Falls MT

* WHAT...Snow and mixed precipitation expected. Total snow accumulations between 2 and 6 inches and ice accumulations around a light glaze. * WHERE...Southern Rocky Mountain Front. * WHEN...Until 5 AM MST Sunday. * IMPACTS...Plan for winter driving conditions. Snow and blowing snow may significantly reduce visibility at times.

Winter Weather Advisory issued November 22 at 11:10PM MST until November 24 at 5:00AM MST by NWS Great Falls MT

* WHAT...Snow and mixed precipitation expected. Total snow accumulations 1 to 4 inches and ice accumulations around a light glaze. Winds gusting as high as 35 mph. * WHERE...Eastern Pondera and Eastern Teton Counties, Western and Central Chouteau County, and Cascade County below 5000ft. * WHEN...From 5 AM Saturday to 5 AM MST Sunday. * IMPACTS...Plan for winter driving conditions. Snow and blowing snow may significantly reduce visibility Saturday afternoon and evening.

Winter Storm Warning issued November 22 at 11:10PM MST until November 24 at 5:00AM MST by NWS Great Falls MT

* WHAT...Heavy snow expected. Total snow accumulations between 3 and 7 inches. Winds gusting as high as 40 mph. * WHERE...Eastern Glacier, Western Toole, and Central Pondera Counties, Eastern Toole and Liberty Counties, and Northern High Plains. * WHEN...From 5 AM Saturday to 5 AM MST Sunday. * IMPACTS...Plan for winter driving conditions. Snow and blowing snow may cause periods of localized blizzard conditions Saturday afternoon and evening.

Winter Storm Warning issued November 22 at 11:10PM MST until November 24 at 5:00AM MST by NWS Great Falls MT

* WHAT...Heavy snow expected. Total snow accumulations ranging from 4 inches on the foothills up to 12 inches on mountain peaks. 6 to 9 inches of snowfall possible on Marias Pass. * WHERE...East Glacier Park Region Zone. * WHEN...Until 5 AM MST Sunday. * IMPACTS...Travel could be very difficult. Tire chains may be required for some vehicles if traveling through mountain passes. Those in the backcountry should ensure they are prepared for dangerous conditions. Snow and blowing snow may significantly reduce visibility at times, especially Saturday afternoon and evening.

Winter Weather Advisory issued November 22 at 11:10PM MST until November 24 at 5:00AM MST by NWS Great Falls MT

* WHAT...Snow and mixed precipitation expected to change over to all snow Saturday afternoon. Total snow accumulations 1 to 4 inches and ice accumulations around a light glaze. Winds gusting as high as 35 mph. * WHERE...Bears Paw Mountains and Southern Blaine, Hill County, Northern Blaine County, and Southern High Plains. * WHEN...From 5 AM Saturday to 5 AM MST Sunday. * IMPACTS...Plan on winter driving conditions. Snow and blowing snow may significantly reduce visibility at times Saturday night.

Winter Weather Advisory issued November 22 at 2:01PM MST until November 24 at 5:00PM MST by NWS Glasgow MT

* WHAT...Snow and mixed precipitation. Snow accumulations between 2 and 4 inches and ice accumulations around a light glaze. * WHERE...Portions of northeast Montana. * WHEN...Until 5 PM MST Sunday. * IMPACTS...Plan on slippery road conditions. Expect reductions to visibility at times that could impact travel.

Winter Weather Advisory issued November 22 at 9:29AM MST until November 23 at 12:00PM MST by NWS Missoula MT

* WHAT...Mixed precipitation. Likelihood of developing or ongoing moderate impacts from 3 to 6 inches of valley snow is greater than 80 percent in northern Lincoln County and Yaak Region, and up to a 30 percent chance of isolated major impacts from 6 to 10 inches or more of snow. Ice accumulations around a light glaze. * WHERE...Highway 2 Kalispell to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, and Highway 37 Eureka to Libby. * WHEN...Until noon MST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday evening commute, especially over higher passes.

Winter Weather Advisory issued November 22 at 9:29AM MST until November 23 at 5:00PM MST by NWS Missoula MT

* WHAT...Mixed precipitation. Likelihood of developing or ongoing moderate impacts from from 1 to 3 inches in the valleys below 4000 feet is greater than 90 percent, and 3 to 6 inches of snow is greater than 80 percent east of West Glacier, and up to a 50 percent chance of isolated major impacts from 6 to 10 inches or more of snow. Ice accumulations around a light glaze. * WHERE...Highway 83 Bigfork to Swan Lake, Essex, Polebridge, Marias Pass, and Bad Rock Canyon. * WHEN...Until 5 PM MST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Friday evening commute, especially over higher passes.