WUUS55 KGGW 240059 SVRGGW MTC019-033-055-085-105-240200- /O.NEW.KGGW.SV.W.0130.260824T0059Z-260824T0200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Glasgow MT 659 PM MDT Sun Aug 23 2026 The National Weather Service in Glasgow has issued a * Severe Thunderstorm Warning for... Northeastern Garfield County in northeastern Montana... Western Daniels County in northeastern Montana... Northwestern Roosevelt County in northeastern Montana... Valley County in northeastern Montana... Northwestern McCone County in northeastern Montana... * Until 800 PM MDT. * At 659 PM MDT, severe thunderstorms were located along a line extending from 14 miles southwest of Opheim to near Tampico to near The Pines Rec Area, moving east at 55 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Glasgow, Opheim, Richland, Nashua, Fort Peck, Duck Creek Rec Area, St. Marie, Peerless, The Pines Rec Area, Tampico, Lustre, Fort Peck Marina, Frazer, Rock Creek Rec Area, Port Of Opheim, Vandalia, Park Grove, The Bentonite Plant, West Fork, and Volt. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Wind damage with these storms will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from windows. && LAT...LON 4900 10576 4839 10561 4772 10602 4774 10741 4838 10708 4900 10710 TIME...MOT...LOC 0059Z 270DEG 48KT 4877 10670 4832 10671 4788 10672 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ RDJ