Severe Thunderstorm Warning issued May 10 at 4:42PM MDT until May 10 at 4:45PM MDT by NWS Great Falls MT
The storm which prompted the warning has weakened and moved out of the area. Therefore, the warning will be allowed to expire. However, gusty winds are still possible with this thunderstorm.
Special Weather Statement issued May 10 at 4:41PM MDT by NWS Great Falls MT
At 441 PM MDT, Doppler radar was tracking strong thunderstorms along a line extending from 17 miles southwest of Big Sandy to 16 miles north of Geraldine. Movement was northeast at 40 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Big Sandy and Virgelle.
Special Weather Statement issued May 10 at 4:37PM MDT by NWS Great Falls MT
At 435 PM MDT, Doppler radar was tracking strong thunderstorm winds along a line extending from 21 miles south of Augusta to 7 miles east of Lincoln. Movement was northeast at 45 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Bowmans Corner, Augusta, Tower Rock State Park, Wolf Creek, Craig, Bean Lake, Lincoln, Cascade, and Simms.
Winter Weather Advisory issued May 5 at 6:36PM MDT until May 6 at 6:00AM MDT by NWS Great Falls MT
* WHAT...Wet snow. Additional snow accumulations of 1 to 4 inches. Winds gusting as high as 40 mph. * WHERE...Madison River Valley. * WHEN...Until 6 AM MDT Tuesday. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...The highest snowfall amounts are expected over Norris Hill.
Winter Storm Warning issued May 5 at 6:36PM MDT until May 6 at 6:00AM MDT by NWS Great Falls MT
* WHAT...Heavy snow. Additional snow accumulations of 4 to 8 inches. * WHERE...Big Belt, Bridger and Castle Mountains. * WHEN...Until 6 AM MDT Tuesday. * IMPACTS...Roadways could be snow covered along with difficult travel. * ADDITIONAL DETAILS...Periods of heavy snow will occur before Midnight, with the snow diminishing by Tuesday morning.
Winter Weather Advisory issued May 5 at 6:36PM MDT until May 5 at 9:00PM MDT by NWS Great Falls MT
* WHAT...Snow. Additional snow accumulations of 1 to 2 inches. Winds gusting as high as 35 mph. * WHERE...Elkhorn and Boulder Mountains. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Plan on slippery road conditions.
Special Weather Statement issued May 4 at 6:32PM MDT by NWS Great Falls MT
At 631 PM MDT, Doppler radar was tracking a strong thunderstorm 16 miles north of Lima, or 23 miles south of Dillon, moving northwest at 20 mph. HAZARD...Wind gusts up to 40 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Clark Canyon.
Special Weather Statement issued May 4 at 6:16PM MDT by NWS Great Falls MT
At 616 PM MDT, Doppler radar was tracking a strong thunderstorm 14 miles west of Henrys Lake, moving north at 15 mph. HAZARD...Wind gusts up to 40 mph and penny size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of southern Madison and eastern Beaverhead Counties.
Special Weather Statement issued May 4 at 5:44PM MDT by NWS Great Falls MT
At 540 PM MDT, trained weather spotters reported pea to dime sized hail with a strong thunderstorms near Twin Bridges, or 14 miles northwest of Sheridan, moving northeast at 20 mph. Additional thunderstorm development is occurring across northwest Madison county with storms tracking north into southern Jefferson county through 700 PM MDT. HAZARD...Wind gusts up to 40 mph and pea size hail in addition to lightning and brief moderate rainfall. SOURCE...Trained weather spotters. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Sheridan, Alder, Silver Star, Twin
Winter Weather Advisory issued May 4 at 1:20PM MDT until May 5 at 12:00PM MDT by NWS Great Falls MT
* WHAT...Wet snow expected. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 35 mph. * WHERE...Little Belt and Highwood Mountains. * WHEN...From 9 PM this evening to noon MDT Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.