Avvisi meteorologici Bureau of Land Management Fire Dispatch, Montana

14/07 11:39 PM 23:39 – 15/07 7:00 AM 07:00

Severe Thunderstorm Watch issued July 14 at 5:39PM MDT until July 15 at 1:00AM MDT by NWS Great Falls MT THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 488 IN EFFECT UNTIL 1 AM MDT WEDNESDAY FOR THE FOLLOWING AREAS IN MONTANA THIS WATCH INCLUDES 9 COUNTIES IN CENTRAL MONTANA CASCADE FERGUS JUDITH BASIN MEAGHER IN NORTH CENTRAL MONTANA BLAINE CHOUTEAU IN SOUTHWEST MONTANA BROADWATER JEFFERSON IN WEST CENTRAL MONTANA LEWIS AND CLARK THIS INCLUDES THE CITIES OF AUGUSTA, BELT, BIG SANDY, BOULDER, BOULDER HILL, CARTER, CASCADE, CHINOOK, DEEP CREEK PASS, ELK PARK PASS, FLESHER PASS, FORT BENTON, GRASS RANGE, GREAT FALLS, HARLEM, HAYS, HELENA, HOBSON, HOMESTAKE PASS, KINGS HILL PASS, LEWISTOWN, LEWISTOWN DIVIDE, LINCOLN, MACDONALD PASS, MARTINSDALE, MONTANA CITY, RAYNESFORD, ROGERS PASS, STANFORD, TOSTON, TOWNSEND, WHITE SULPHUR SPRINGS, WHITEHALL, WINIFRED, AND WINSTON.

National Weather Service

14/07 9:00 PM 21:00 – 15/07 6:00 AM 06:00

Flood Watch issued July 14 at 1:19PM MDT until July 15 at 12:00AM MDT by NWS Great Falls MT * WHAT...Flash flooding caused by excessive rainfall is possible with thunderstorms this afternoon and evening. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...Until midnight MDT tonight. * IMPACTS...Excessive runoff may result in flooding of creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas and near burn scars. * ADDITIONAL DETAILS... - Heavy rainfall produced by thunderstorms may lead to flash flooding. Rainfall rates in excessive of 1 inch per hour are possible under heavier thunderstorms. - Some locations that may experience flooding include... The Horse Gulch burn scar, Great Falls, Bozeman, Helena, Lewistown, Townsend, Fort Benton, White Sulphur Springs, Cascade, Big Sandy, Stanford, Lincoln, Belgrade, East Helena, Three Forks, Manhattan, Belt, Geraldine, Denton, Hobson and the Horse Gulch burn scar. - http://www.weather.gov/safety/flood You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

National Weather Service

15/07 12:43 AM 00:43 – 15/07 1:15 AM 01:15

Severe Thunderstorm Warning issued July 14 at 6:43PM MDT until July 14 at 7:15PM MDT by NWS Great Falls MT At 643 PM MDT, a severe thunderstorm was located near Lewistown, moving east at 30 mph. HAZARD...Ping pong ball size hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Lewistown, Moore, Giltedge, Glengarry, and Heath. 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.

National Weather Service

14/07 11:53 PM 23:53 – 15/07 12:45 AM 00:45

567 WUUS55 KTFX 150025 SVRTFX MTC027-045-150115- /O.NEW.KTFX.SV.W.0049.260715T0025Z-260715T0115Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Great Falls MT Issued by National Weather Service Missoula MT 625 PM MDT Tue Jul 14 2026 The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... East central Judith Basin County in central Montana... South central Fergus County in central Montana... * Until 715 PM MDT. * At 623 PM MDT, a severe thunderstorm was located near Moore, or 13 miles west of Lewistown, moving east at 30 mph. THIS IS A DESTRUCTIVE STORM FOR MOORE AND LEWISTOWN. HAZARD...Three inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be severely injured. Expect shattered windows, extensive damage to roofs, siding, and vehicles. * Locations impacted include... Lewistown, Moore, Giltedge, Glengarry, and Heath. 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 4694 10982 4711 10993 4725 10921 4695 10913 TIME...MOT...LOC 0023Z 258DEG 24KT 4703 10970 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...3.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Wilson

National Weather Service