Expires:202409120115;Remove:202409120115;430900 WUUS55 KTFX 120045 SVRTFX MTC013-015-045-059-120115- /O.NEW.KTFX.SV.W.0135.240912T0045Z-240912T0115Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Great Falls MT 645 PM MDT Wed Sep 11 2024 The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... Northwestern Meagher County in central Montana... Northwestern Judith Basin County in central Montana... Southwestern Chouteau County in north central Montana... Eastern Cascade County in central Montana... * Until 715 PM MDT. * At 645 PM MDT, severe thunderstorms were located along a line extending from 15 miles southeast of Cascade to 21 miles southwest of Belt to 29 miles southwest of Geyser, moving northeast at 45 mph. HAZARD...70 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Belt, Geyser, Raynesford, Armington, Monarch, Sluice Boxes State Park, Eden, Sand Coulee, Stockett, Tracy, and Centerville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are 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 4757 11099 4728 11038 4687 11117 4700 11170 TIME...MOT...LOC 0045Z 222DEG 39KT 4708 11155 4718 11126 4704 11102 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...0.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH $$ IG