WUUS55 KGGW 240040 SVRGGW MTC105-240130- /O.NEW.KGGW.SV.W.0129.260824T0040Z-260824T0130Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Glasgow MT 640 PM MDT Sun Aug 23 2026 The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... West central Valley County in northeastern Montana... * Until 730 PM MDT. * At 639 PM MDT, a severe thunderstorm was located over Hinsdale, or 22 miles northwest of Glasgow, moving east at 55 mph. THIS IS A DESTRUCTIVE STORM FOR HINSDALE, TAMPICO, SAINT MARIE. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. * Locations impacted include... Tampico, St. Marie, Hinsdale, Vandalia, and Baylor. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4817 10731 4855 10712 4869 10644 4828 10644 TIME...MOT...LOC 0039Z 253DEG 48KT 4838 10704 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH $$ RDJ