Montana Severe Severe Thunderstorm Watch | Effective 08/27/2026 18:42

SEVERE THUNDERSTORM WATCH 634 REMAINS VALID UNTIL 10 PM MDT THIS EVENING FOR THE FOLLOWING AREAS IN MONTANA THIS WATCH INCLUDES 15 COUNTIES IN CENTRAL MONTANA CASCADE FERGUS JUDITH BASIN MEAGHER IN NORTH CENTRAL MONTANA BLAINE CHOUTEAU HILL LIBERTY TOOLE IN SOUTHWEST MONTANA BEAVERHEAD BROADWATER GALLATIN JEFFERSON MADISON IN WEST CENTRAL MONTANA LEWIS AND CLARK THIS INCLUDES THE CITIES OF AUGUSTA, BATTLE RIDGE PASS, BELT, BIG HOLE PASS, BIG SANDY, BOULDER, BOULDER HILL, BOZEMAN APT, BOZEMAN PASS, CARTER, CASCADE, CHESTER, CHIEF JOSEPH PASS, CHINOOK, CITY OF BOZEMAN, DEEP CREEK PASS, DILLON, ELK PARK PASS, ENNIS, FLESHER PASS, FORT BENTON, GRASS RANGE, GREAT FALLS, HARLEM, HAVRE, HAYS, HELENA, HOBSON, HOMESTAKE PASS, KINGS HILL PASS, LEWISTOWN, LEWISTOWN DIVIDE, LINCOLN, MACDONALD PASS, MARTINSDALE, MONIDA PASS, MONTANA CITY, NORRIS HILL, RAYNESFORD, RAYNOLDS PASS, ROCKY BOY, ROGERS PASS, RUDYARD, SHELBY, STANFORD, SUNBURST, TARGHEE PASS, TOSTON, TOWNSEND, TWIN BRIDGES, VIRGINIA CITY, WEST YELLOWSTONE, WHITE SULPHUR SPRINGS, WHITEHALL, WHITLASH, WINIFRED, WINSTON, WISDOM, AND WISE RIVER.