WWUS55 KTFX 200503 SVSTFX Severe Weather Statement National Weather Service Great Falls MT 1103 PM MDT Tue Aug 19 2025 MTC013-015-099-200615- /O.CON.KTFX.SV.W.0146.000000T0000Z-250820T0615Z/ Teton MT-Chouteau MT-Cascade MT- 1103 PM MDT Tue Aug 19 2025 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM MDT FOR EAST CENTRAL TETON...SOUTHWESTERN CHOUTEAU AND NORTH CENTRAL CASCADE COUNTIES... At 1103 PM MDT, severe thunderstorms were located along a line extending from 13 miles east of Power to near Great Falls to 12 miles southwest of Black Eagle, moving east at 10 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Great Falls, Black Eagle, Floweree, Ulm, Portage, Malmstrom Afb, Sand Coulee, Tracy, Vaughn, First Peoples Buffalo Jump State Park, and Centerville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Continuous cloud to ground lightning is occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. && LAT...LON 4734 11100 4741 11157 4782 11158 4789 11100 4747 11096 TIME...MOT...LOC 0503Z 270DEG 10KT 4779 11142 4747 11131 4737 11141 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ IG