Heat Advisory issued May 31 at 7:17AM MDT until May 31 at 9:00PM MDT by NWS Missoula MT
* WHAT...Moderate risk of heat effects expected. * WHERE...In Idaho, Eastern Lemhi County. In Montana, Flathead/Mission Valleys, Kootenai/Cabinet Region, Lower Clark Fork Region, and Missoula/Bitterroot Valleys. * WHEN...From noon today to 9 PM MDT this evening. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries. * ADDITIONAL DETAILS...Early-season high temperatures expected to reach 90 to 98 degrees. Be mindful that rivers and streams continue to flow cold, high, and fast with murky waters potentially obscuring underwater hazards.
Heat Advisory issued May 29 at 11:37AM MDT until May 31 at 9:00PM MDT by NWS Missoula MT
* WHAT...Moderate risk of heat effects expected. * WHERE...In Idaho, Eastern Lemhi County. In Montana, Flathead/Mission Valleys, Kootenai/Cabinet Region, Lower Clark Fork Region, and Missoula/Bitterroot Valleys. * WHEN...From noon to 9 PM MDT Saturday. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries.
Winter Weather Advisory issued May 17 at 1:13PM MDT until May 18 at 6:00PM MDT by NWS Missoula MT
* WHAT...Wet snow expected above 5000 feet. Likelihood of moderate impacts from 3 to 6 inches of snow is greater than 90 percent, and up to a 50 percent chance of isolated major impacts from 6 to 10 inches or more of snow. * WHERE...Marias Pass. * WHEN...From 6 AM to 6 PM MDT Sunday. * IMPACTS...For MODERATE impacts from snow, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur.
Winter Weather Advisory issued May 17 at 1:13PM MDT until May 18 at 3:00PM MDT by NWS Missoula MT
* WHAT...Wet snow expected above 6000 feet. Likelihood of moderate impacts from 3 to 6 inches of snow is greater than 90 percent, and up to a 50 percent chance of isolated major impacts from 6 to 10 inches or more of snow. * WHERE...Georgetown Lake and MacDonald Pass. * WHEN...From 3 AM to 3 PM MDT Sunday. * IMPACTS...For MODERATE impacts from snow, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur.
Winter Storm Warning issued May 17 at 1:13PM MDT until May 18 at 3:00PM MDT by NWS Missoula MT
* WHAT...Heavy snow expected above 5000 feet. Likelihood of major impacts from 6 to 10 inches of snow is 80 percent, and 10 to 18 inches of snow is 10 percent. * WHERE...Dixie and Lolo Pass. * WHEN...From 2 AM to 2 PM PDT Sunday. * IMPACTS...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.
Winter Storm Watch issued May 16 at 1:24PM MDT until May 18 at 3:00PM MDT by NWS Missoula MT
* WHAT...Heavy snow possible above 5000 feet. Chance of moderate to major impacts from snow is at least 50 percent. Total snow accumulations between 1 and 6 inches possible. * WHERE...Dixie and Lolo Pass. * WHEN...From late Saturday night through Sunday afternoon. * IMPACTS...For MODERATE impacts from snow, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. Closures and disruptions to infrastructure may occur. 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.
Winter Weather Advisory issued May 12 at 12:48PM MDT until May 13 at 12:00PM MDT by NWS Missoula MT
* WHAT...Snow expected above 7000 ft. Likelihood of minor to moderate impacts from around 1 to 3 inches of snow is 60 percent, and 3 to 6 inches of snow is 10 percent. * WHERE...Bannock Pass, Williams Creek Summit, Highway 28 Tendoy to Lone Pine, and Lemhi Pass. * WHEN...From midnight tonight to noon MDT Tuesday. * IMPACTS...For MINOR impacts from snow, expect a few inconveniences to normal activities. Use caution while driving. Winter traveling conditions. The hazardous conditions could impact the Tuesday morning commute, especially over higher passes.
Severe Thunderstorm Warning issued May 11 at 7:40PM MDT until May 11 at 7:45PM MDT by NWS Missoula MT
The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire.
Special Weather Statement issued May 11 at 7:33PM MDT by NWS Missoula MT
At 733 PM MDT, Doppler radar was tracking a strong thunderstorm 8 miles east of Noxon, or 26 miles south of Libby, moving northeast at 40 mph. HAZARD...Wind gusts up to 50 mph and nickel 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. This storm will remain over mainly rural areas of south central Lincoln and northwestern Sanders Counties. This includes Highway 2 between mile markers 37 and 67.
Wind Advisory issued May 10 at 9:07PM MDT until May 11 at 9:00PM MDT by NWS Missoula MT
* WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. Stronger wind gusts greater than 45 mph are possible with showers and thunderstorms. * WHERE...Eastern Lemhi County and Western Lemhi County. * WHEN...From 1 PM to 9 PM MDT Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.