Alert archive / Montana / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in Montana, 2007

455 severe thunderstorm warnings in 2007. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in 2007. Tap one for its archive.

Severe Thunderstorm Warnings
455
Busiest month
June157 severe thunderstorm warnings
Busiest day
June 17, 200742 severe thunderstorm warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Apr 17, 7:39 PM MDTSevere Thunderstorm WarningMSOGranite32 min
Apr 18, 4:50 PM MDTSevere Thunderstorm WarningGGWGarfield, Phillips, Valley55 min
Apr 18, 6:22 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley53 min
Apr 29, 6:45 PM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure, Yellowstone41 min
May 2, 3:51 PM MDTSevere Thunderstorm WarningTFXLiberty, Toole39 min
May 2, 9:23 PM MDTSevere Thunderstorm WarningGGWGarfield, Phillips, Valley67 min
May 2, 10:01 PM MDTSevere Thunderstorm WarningGGWPhillips59 min
May 3, 1:20 PM MDTSevere Thunderstorm WarningBYZMusselshell, Yellowstone25 min
May 3, 1:43 PM MDTSevere Thunderstorm WarningBYZMusselshell, Yellowstone32 min
May 3, 2:05 PM MDTSevere Thunderstorm WarningBYZRosebud25 min
May 3, 2:17 PM MDTSevere Thunderstorm WarningGGWGarfield28 min
May 3, 2:47 PM MDTSevere Thunderstorm WarningGGWGarfield58 min
May 3, 3:31 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone59 min
May 3, 3:43 PM MDTSevere Thunderstorm WarningGGWGarfield, Valley62 min
May 3, 4:04 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley56 min
May 3, 4:55 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley65 min
May 3, 6:18 PM MDTSevere Thunderstorm WarningGGWDaniels, Valley30 min
May 10, 1:10 PM MDTSevere Thunderstorm WarningTFXJefferson, Madison50 min
May 10, 1:57 PM MDTSevere Thunderstorm WarningTFXBeaverhead, Madison48 min
May 10, 2:24 PM MDTSevere Thunderstorm WarningTFXGallatin, Madison51 min
May 10, 3:44 PM MDTSevere Thunderstorm WarningMSOPowell35 min
May 10, 3:49 PM MDTSevere Thunderstorm WarningTFXCascade, Lewis and Clark56 min
May 10, 3:58 PM MDTSevere Thunderstorm WarningMSOMissoula62 min
May 10, 4:04 PM MDTSevere Thunderstorm WarningMSOLake, Powell26 min
May 10, 4:08 PM MDTSevere Thunderstorm WarningMSOMissoula52 min
May 10, 4:12 PM MDTSevere Thunderstorm WarningMSORavalli48 min
May 10, 4:19 PM MDTSevere Thunderstorm WarningTFXLewis and Clark41 min
May 10, 4:45 PM MDTSevere Thunderstorm WarningTFXCascade, Chouteau60 min
May 10, 6:39 PM MDTSevere Thunderstorm WarningTFXCascade, Lewis and Clark, Teton51 min
May 12, 5:04 PM MDTSevere Thunderstorm WarningTFXJudith Basin41 min
May 12, 6:22 PM MDTSevere Thunderstorm WarningTFXLiberty23 min
May 12, 7:31 PM MDTSevere Thunderstorm WarningBYZPowder River37 min
May 12, 7:42 PM MDTSevere Thunderstorm WarningBYZMusselshell63 min
May 12, 8:06 PM MDTSevere Thunderstorm WarningGGWPetroleum54 min
May 12, 9:09 PM MDTSevere Thunderstorm WarningGGWPhillips31 min
May 12, 11:31 PM MDTSevere Thunderstorm WarningMSOFlathead44 min
May 13, 12:11 AM MDTSevere Thunderstorm WarningMSOFlathead38 min
May 13, 2:48 PM MDTSevere Thunderstorm WarningTFXJudith Basin18 min
May 13, 3:12 PM MDTSevere Thunderstorm WarningBYZPark, Wheatland63 min
May 13, 3:18 PM MDTSevere Thunderstorm WarningBYZSweet Grass57 min
May 13, 3:18 PM MDTSevere Thunderstorm WarningTFXGallatin42 min
May 13, 3:34 PM MDTSevere Thunderstorm WarningBYZWheatland56 min
May 13, 3:48 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley57 min
May 13, 4:12 PM MDTSevere Thunderstorm WarningBYZPark, Sweet Grass63 min
May 13, 4:24 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Musselshell29 min
May 13, 4:40 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Stillwater, Wheatland80 min
May 13, 4:44 PM MDTSevere Thunderstorm WarningGGWValley46 min
May 13, 4:59 PM MDTSevere Thunderstorm WarningBYZStillwater, Sweet Grass61 min
May 13, 5:09 PM MDTSevere Thunderstorm WarningBYZYellowstone66 min
May 13, 5:27 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Sheridan, Valley63 min
May 13, 5:58 PM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure, Yellowstone62 min
May 13, 6:11 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley64 min
May 13, 6:12 PM MDTSevere Thunderstorm WarningBYZYellowstone33 min
May 13, 6:19 PM MDTSevere Thunderstorm WarningBYZMusselshell44 min
May 13, 6:24 PM MDTSevere Thunderstorm WarningGGWGarfield, Phillips, Valley66 min
May 13, 6:28 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Sheridan62 min
May 13, 6:37 PM MDTSevere Thunderstorm WarningBYZBig Horn, Rosebud, Treasure53 min
May 13, 6:38 PM MDTSevere Thunderstorm WarningBYZBig Horn, Yellowstone67 min
May 13, 6:53 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Prairie, Richland, Roosevelt67 min
May 13, 6:54 PM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure, Yellowstone57 min
May 13, 7:16 PM MDTSevere Thunderstorm WarningGGWValley59 min
May 13, 7:26 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Roosevelt, Valley64 min
May 13, 7:27 PM MDTSevere Thunderstorm WarningBYZCuster63 min
May 13, 7:30 PM MDTSevere Thunderstorm WarningBYZBig Horn, Rosebud, Treasure45 min
May 13, 7:46 PM MDTSevere Thunderstorm WarningBYZBig Horn, Rosebud59 min
May 13, 7:49 PM MDTSevere Thunderstorm WarningGGWGarfield56 min
May 13, 8:01 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Prairie, Richland59 min
May 13, 8:14 PM MDTSevere Thunderstorm WarningBYZRosebud31 min
May 13, 8:22 PM MDTSevere Thunderstorm WarningBYZCuster53 min
May 13, 8:34 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Richland, Wibaux56 min
May 13, 8:56 PM MDTSevere Thunderstorm WarningBYZCarter, Fallon64 min
May 13, 9:13 PM MDTSevere Thunderstorm WarningBYZCuster32 min
May 13, 9:22 PM MDTSevere Thunderstorm WarningBYZPowder River23 min
May 13, 9:25 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Richland, Wibaux65 min
May 13, 9:58 PM MDTSevere Thunderstorm WarningBYZCarter, Fallon47 min
May 17, 3:26 PM MDTSevere Thunderstorm WarningTFXFergus20 min
May 17, 8:40 PM MDTSevere Thunderstorm WarningTFXChouteau, Hill50 min
May 18, 3:56 PM MDTSevere Thunderstorm WarningGGWDawson, Richland, Wibaux64 min
May 18, 4:17 PM MDTSevere Thunderstorm WarningBYZMusselshell, Yellowstone28 min
May 18, 4:48 PM MDTSevere Thunderstorm WarningGGWRichland, Wibaux42 min
May 19, 4:23 PM MDTSevere Thunderstorm WarningBYZBig Horn, Yellowstone35 min
May 19, 4:31 PM MDTSevere Thunderstorm WarningTFXFergus, Judith Basin44 min
May 19, 5:30 PM MDTSevere Thunderstorm WarningBYZGolden Valley47 min
May 19, 6:08 PM MDTSevere Thunderstorm WarningBYZRosebud67 min
May 19, 6:28 PM MDTSevere Thunderstorm WarningBYZCuster62 min
May 19, 6:46 PM MDTSevere Thunderstorm WarningBYZPowder River59 min
May 19, 6:55 PM MDTSevere Thunderstorm WarningBYZMusselshell65 min
May 19, 7:13 PM MDTSevere Thunderstorm WarningTFXChouteau47 min
May 19, 7:19 PM MDTSevere Thunderstorm WarningGGWGarfield56 min
May 19, 7:26 PM MDTSevere Thunderstorm WarningBYZCuster35 min
May 19, 7:40 PM MDTSevere Thunderstorm WarningBYZYellowstone30 min
May 20, 2:11 PM MDTSevere Thunderstorm WarningBYZWheatland60 min
May 20, 4:51 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Wheatland37 min
May 20, 6:20 PM MDTSevere Thunderstorm WarningBYZWheatland40 min
May 20, 6:50 PM MDTSevere Thunderstorm WarningBYZGolden Valley25 min
May 20, 7:17 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Musselshell58 min
May 20, 7:54 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum66 min
May 20, 8:09 PM MDTSevere Thunderstorm WarningBYZMusselshell36 min
May 20, 8:32 PM MDTSevere Thunderstorm WarningBYZMusselshell, Rosebud, Treasure, Yellowstone73 min
May 20, 8:57 PM MDTSevere Thunderstorm WarningGGWGarfield63 min
May 20, 9:58 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Prairie62 min
May 20, 11:00 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Prairie60 min
May 20, 11:57 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie63 min
May 21, 12:34 AM MDTSevere Thunderstorm WarningGGWDawson, Richland56 min
May 21, 1:14 AM MDTSevere Thunderstorm WarningGGWRichland46 min
May 24, 3:40 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum65 min
Jun 4, 5:40 PM MDTSevere Thunderstorm WarningMSOMineral, Missoula35 min
Jun 5, 3:47 PM MDTSevere Thunderstorm WarningBYZStillwater, Sweet Grass58 min
Jun 5, 4:24 PM MDTSevere Thunderstorm WarningMSOMissoula39 min
Jun 5, 4:25 PM MDTSevere Thunderstorm WarningMSOLake35 min
Jun 5, 4:38 PM MDTSevere Thunderstorm WarningTFXChouteau33 min
Jun 5, 4:45 PM MDTSevere Thunderstorm WarningTFXGallatin21 min
Jun 5, 5:26 PM MDTSevere Thunderstorm WarningTFXHill49 min
Jun 5, 6:37 PM MDTSevere Thunderstorm WarningBYZBig Horn23 min
Jun 5, 10:51 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley39 min
Jun 6, 12:36 AM MDTSevere Thunderstorm WarningGGWRoosevelt, Sheridan54 min
Jun 6, 1:30 AM MDTSevere Thunderstorm WarningGGWRichland, Roosevelt, Sheridan60 min
Jun 6, 4:50 PM MDTSevere Thunderstorm WarningBYZCarter55 min
Jun 11, 4:08 PM MDTSevere Thunderstorm WarningBYZBig Horn41 min
Jun 11, 10:11 PM MDTSevere Thunderstorm WarningBYZFallon34 min
Jun 11, 10:15 PM MDTSevere Thunderstorm WarningGGWDawson, Wibaux33 min
Jun 12, 1:17 AM MDTSevere Thunderstorm WarningBYZPowder River58 min
Jun 16, 12:49 AM MDTSevere Thunderstorm WarningBYZPowder River26 min
Jun 16, 1:11 AM MDTSevere Thunderstorm WarningBYZCarter64 min
Jun 16, 2:17 AM MDTSevere Thunderstorm WarningBYZCarter27 min
Jun 16, 11:51 AM MDTSevere Thunderstorm WarningTFXHill, Liberty54 min
Jun 16, 12:45 PM MDTSevere Thunderstorm WarningTFXHill45 min
Jun 16, 2:05 PM MDTSevere Thunderstorm WarningTFXBlaine55 min
Jun 16, 3:00 PM MDTSevere Thunderstorm WarningTFXBlaine60 min
Jun 16, 3:21 PM MDTSevere Thunderstorm WarningTFXCascade54 min
Jun 16, 3:28 PM MDTSevere Thunderstorm WarningTFXLewis and Clark47 min
Jun 16, 4:14 PM MDTSevere Thunderstorm WarningTFXMeagher46 min
Jun 16, 4:14 PM MDTSevere Thunderstorm WarningTFXCascade31 min
Jun 16, 4:27 PM MDTSevere Thunderstorm WarningTFXLewis and Clark48 min
Jun 16, 4:41 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Stillwater, Sweet Grass49 min
Jun 16, 4:41 PM MDTSevere Thunderstorm WarningTFXCascade, Chouteau64 min
Jun 16, 4:53 PM MDTSevere Thunderstorm WarningGGWValley67 min
Jun 16, 5:13 PM MDTSevere Thunderstorm WarningTFXJudith Basin62 min
Jun 16, 5:14 PM MDTSevere Thunderstorm WarningTFXLewis and Clark23 min
Jun 16, 5:25 PM MDTSevere Thunderstorm WarningBYZStillwater, Yellowstone65 min
Jun 16, 5:42 PM MDTSevere Thunderstorm WarningTFXCascade, Meagher48 min
Jun 16, 6:01 PM MDTSevere Thunderstorm WarningTFXChouteau, Fergus, Judith Basin59 min
Jun 16, 6:26 PM MDTSevere Thunderstorm WarningBYZYellowstone79 min
Jun 16, 6:30 PM MDTSevere Thunderstorm WarningMSOGranite26 min
Jun 16, 7:01 PM MDTSevere Thunderstorm WarningTFXJudith Basin29 min
Jun 16, 7:24 PM MDTSevere Thunderstorm WarningBYZTreasure35 min
Jun 16, 7:47 PM MDTSevere Thunderstorm WarningGGWPhillips58 min
Jun 16, 8:58 PM MDTSevere Thunderstorm WarningGGWPhillips10 min
Jun 16, 9:03 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley57 min
Jun 16, 9:11 PM MDTSevere Thunderstorm WarningMSODeer Lodge, Silver Bow32 min
Jun 16, 9:14 PM MDTSevere Thunderstorm WarningGGWRichland46 min
Jun 16, 9:25 PM MDTSevere Thunderstorm WarningGGWGarfield, Valley65 min
Jun 16, 10:15 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone60 min
Jun 16, 11:20 PM MDTSevere Thunderstorm WarningGGWDawson, McCone25 min
Jun 16, 11:45 PM MDTSevere Thunderstorm WarningGGWDawson, McCone47 min
Jun 16, 11:58 PM MDTSevere Thunderstorm WarningTFXFergus, Judith Basin47 min
Jun 17, 12:31 AM MDTSevere Thunderstorm WarningGGWDawson, Richland44 min
Jun 17, 12:38 AM MDTSevere Thunderstorm WarningTFXFergus52 min
Jun 17, 12:52 AM MDTSevere Thunderstorm WarningBYZWheatland48 min
Jun 17, 1:17 AM MDTSevere Thunderstorm WarningGGWPetroleum43 min
Jun 17, 1:27 AM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum48 min
Jun 17, 2:06 AM MDTSevere Thunderstorm WarningBYZGolden Valley, Musselshell54 min
Jun 17, 2:11 AM MDTSevere Thunderstorm WarningGGWGarfield64 min
Jun 17, 2:16 AM MDTSevere Thunderstorm WarningBYZGolden Valley, Wheatland44 min
Jun 17, 2:26 AM MDTSevere Thunderstorm WarningGGWGarfield, McCone64 min
Jun 17, 2:56 AM MDTSevere Thunderstorm WarningBYZGolden Valley, Stillwater, Sweet Grass, Wheatland25 min
Jun 17, 2:56 AM MDTSevere Thunderstorm WarningBYZMusselshell, Rosebud, Treasure, Yellowstone64 min
Jun 17, 3:03 AM MDTSevere Thunderstorm WarningBYZMusselshell, Yellowstone57 min
Jun 17, 3:04 AM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Prairie56 min
Jun 17, 3:26 AM MDTSevere Thunderstorm WarningBYZStillwater, Yellowstone64 min
Jun 17, 3:26 AM MDTSevere Thunderstorm WarningGGWDawson, McCone, Richland64 min
Jun 17, 3:47 AM MDTSevere Thunderstorm WarningBYZCuster, Rosebud58 min
Jun 17, 3:56 AM MDTSevere Thunderstorm WarningBYZRosebud, Treasure64 min
Jun 17, 3:58 AM MDTSevere Thunderstorm WarningGGWPrairie47 min
Jun 17, 4:08 AM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure, Yellowstone67 min
Jun 17, 4:25 AM MDTSevere Thunderstorm WarningGGWDawson, Richland47 min
Jun 17, 4:40 AM MDTSevere Thunderstorm WarningBYZCuster, Rosebud65 min
Jun 17, 4:40 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie65 min
Jun 17, 4:46 AM MDTSevere Thunderstorm WarningBYZCuster29 min
Jun 17, 5:09 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie29 min
Jun 17, 5:29 AM MDTSevere Thunderstorm WarningGGWDawson, Richland61 min
Jun 17, 6:00 AM MDTSevere Thunderstorm WarningBYZCuster, Fallon37 min
Jun 17, 6:09 AM MDTSevere Thunderstorm WarningGGWRichland35 min
Jun 20, 2:49 PM MDTSevere Thunderstorm WarningTFXBeaverhead41 min
Jun 20, 6:01 PM MDTSevere Thunderstorm WarningBYZPark29 min
Jun 20, 8:08 PM MDTSevere Thunderstorm WarningMSOLake, Sanders37 min
Jun 20, 8:40 PM MDTSevere Thunderstorm WarningBYZGolden Valley21 min
Jun 20, 8:42 PM MDTSevere Thunderstorm WarningMSOLake, Sanders48 min
Jun 20, 8:44 PM MDTSevere Thunderstorm WarningMSOLake, Sanders31 min
Jun 20, 9:29 PM MDTSevere Thunderstorm WarningMSOLake, Missoula31 min
Jun 20, 9:36 PM MDTSevere Thunderstorm WarningMSOLake, Sanders39 min
Jun 21, 3:53 PM MDTSevere Thunderstorm WarningGGWRichland40 min
Jun 21, 4:38 PM MDTSevere Thunderstorm WarningGGWRoosevelt67 min
Jun 21, 5:26 PM MDTSevere Thunderstorm WarningGGWRoosevelt, Sheridan64 min
Jun 21, 6:30 PM MDTSevere Thunderstorm WarningGGWSheridan39 min
Jun 22, 2:09 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Wibaux66 min
Jun 22, 3:16 PM MDTSevere Thunderstorm WarningGGWDawson, Wibaux59 min
Jun 22, 4:37 PM MDTSevere Thunderstorm WarningGGWDawson, Wibaux53 min
Jun 23, 1:08 AM MDTSevere Thunderstorm WarningTFXBlaine67 min
Jun 24, 5:38 AM MDTSevere Thunderstorm WarningTFXBlaine, Hill67 min
Jun 24, 7:20 AM MDTSevere Thunderstorm WarningTFXBlaine40 min
Jun 24, 9:47 AM MDTSevere Thunderstorm WarningTFXBlaine12 min
Jun 24, 6:37 PM MDTSevere Thunderstorm WarningTFXCascade19 min
Jun 24, 6:47 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Wheatland58 min
Jun 24, 7:16 PM MDTSevere Thunderstorm WarningTFXChouteau59 min
Jun 24, 7:33 PM MDTSevere Thunderstorm WarningTFXCascade27 min
Jun 24, 7:43 PM MDTSevere Thunderstorm WarningBYZGolden Valley24 min
Jun 24, 7:52 PM MDTSevere Thunderstorm WarningTFXFergus38 min
Jun 24, 7:58 PM MDTSevere Thunderstorm WarningTFXJudith Basin62 min
Jun 24, 7:59 PM MDTSevere Thunderstorm WarningGGWGarfield, Phillips, Valley61 min
Jun 24, 8:45 PM MDTSevere Thunderstorm WarningBYZMusselshell, Rosebud, Treasure, Yellowstone60 min
Jun 24, 8:45 PM MDTSevere Thunderstorm WarningTFXFergus75 min
Jun 24, 8:58 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley62 min
Jun 24, 9:31 PM MDTSevere Thunderstorm WarningTFXFergus, Judith Basin44 min
Jun 24, 9:37 PM MDTSevere Thunderstorm WarningBYZRosebud, Treasure53 min
Jun 24, 9:56 PM MDTSevere Thunderstorm WarningTFXFergus64 min
Jun 24, 9:58 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley62 min
Jun 24, 10:07 PM MDTSevere Thunderstorm WarningGGWPhillips53 min
Jun 24, 10:29 PM MDTSevere Thunderstorm WarningBYZRosebud61 min
Jun 24, 10:57 PM MDTSevere Thunderstorm WarningGGWDawson, Garfield, McCone, Prairie, Roosevelt, Valley63 min
Jun 24, 10:58 PM MDTSevere Thunderstorm WarningGGWPhillips62 min
Jun 24, 11:02 PM MDTSevere Thunderstorm WarningTFXFergus58 min
Jun 24, 11:28 PM MDTSevere Thunderstorm WarningBYZCuster, Rosebud62 min
Jun 24, 11:37 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum, Phillips53 min
Jun 24, 11:39 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Richland, Roosevelt, Sheridan66 min
Jun 25, 12:27 AM MDTSevere Thunderstorm WarningGGWGarfield, Phillips, Valley63 min
Jun 25, 7:28 AM MDTSevere Thunderstorm WarningTFXChouteau47 min
Jun 25, 8:17 AM MDTSevere Thunderstorm WarningTFXChouteau, Hill43 min
Jun 25, 8:43 AM MDTSevere Thunderstorm WarningTFXBlaine62 min
Jun 25, 9:22 AM MDTSevere Thunderstorm WarningTFXBlaine38 min
Jun 25, 9:44 AM MDTSevere Thunderstorm WarningGGWPhillips51 min
Jun 25, 4:27 PM MDTSevere Thunderstorm WarningBYZPowder River63 min
Jun 25, 5:10 PM MDTSevere Thunderstorm WarningBYZPowder River65 min
Jun 25, 5:47 PM MDTSevere Thunderstorm WarningBYZCarter44 min
Jun 25, 10:59 PM MDTSevere Thunderstorm WarningGGWWibaux22 min
Jun 28, 5:41 PM MDTSevere Thunderstorm WarningMSOMissoula, Powell54 min
Jun 28, 5:43 PM MDTSevere Thunderstorm WarningMSOMissoula, Ravalli62 min
Jun 28, 7:10 PM MDTSevere Thunderstorm WarningMSOLake44 min
Jun 28, 7:37 PM MDTSevere Thunderstorm WarningTFXPondera, Teton38 min
Jun 28, 8:13 PM MDTSevere Thunderstorm WarningTFXPondera, Teton47 min
Jun 29, 2:45 PM MDTSevere Thunderstorm WarningTFXGlacier37 min
Jun 29, 3:18 PM MDTSevere Thunderstorm WarningTFXGlacier, Pondera, Toole42 min
Jun 29, 4:25 PM MDTSevere Thunderstorm WarningTFXToole20 min
Jun 29, 6:29 PM MDTSevere Thunderstorm WarningMSOLincoln61 min
Jun 29, 7:17 PM MDTSevere Thunderstorm WarningMSOLincoln58 min
Jun 29, 7:23 PM MDTSevere Thunderstorm WarningTFXPondera, Teton54 min
Jun 29, 7:30 PM MDTSevere Thunderstorm WarningTFXChouteau45 min
Jun 29, 7:55 PM MDTSevere Thunderstorm WarningTFXChouteau, Liberty65 min
Jun 29, 8:10 PM MDTSevere Thunderstorm WarningMSOMineral50 min
Jun 29, 8:26 PM MDTSevere Thunderstorm WarningTFXHill64 min
Jun 29, 9:03 PM MDTSevere Thunderstorm WarningTFXChouteau27 min
Jun 29, 9:21 PM MDTSevere Thunderstorm WarningTFXBlaine, Hill54 min
Jun 29, 9:59 PM MDTSevere Thunderstorm WarningMSOLake31 min
Jun 29, 10:15 PM MDTSevere Thunderstorm WarningTFXBlaine60 min
Jun 29, 11:14 PM MDTSevere Thunderstorm WarningGGWPhillips61 min
Jun 29, 11:28 PM MDTSevere Thunderstorm WarningTFXBlaine32 min
Jun 30, 12:10 AM MDTSevere Thunderstorm WarningGGWPhillips, Valley27 min
Jun 30, 12:41 AM MDTSevere Thunderstorm WarningGGWPhillips49 min
Jun 30, 1:42 AM MDTSevere Thunderstorm WarningGGWPhillips63 min
Jun 30, 2:28 AM MDTSevere Thunderstorm WarningGGWPhillips47 min
Jun 30, 2:55 AM MDTSevere Thunderstorm WarningGGWPhillips, Valley16 min
Jun 30, 8:19 AM MDTSevere Thunderstorm WarningGGWSheridan26 min
Jun 30, 5:34 PM MDTSevere Thunderstorm WarningTFXFergus, Judith Basin41 min
Jul 1, 2:18 PM MDTSevere Thunderstorm WarningGGWSheridan33 min
Jul 1, 2:30 PM MDTSevere Thunderstorm WarningTFXFergus60 min
Jul 1, 3:30 PM MDTSevere Thunderstorm WarningTFXFergus45 min
Jul 1, 3:35 PM MDTSevere Thunderstorm WarningGGWPetroleum55 min
Jul 1, 4:28 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum62 min
Jul 1, 4:54 PM MDTSevere Thunderstorm WarningGGWSheridan66 min
Jul 1, 5:27 PM MDTSevere Thunderstorm WarningGGWGarfield63 min
Jul 1, 5:55 PM MDTSevere Thunderstorm WarningGGWPhillips44 min
Jul 1, 5:57 PM MDTSevere Thunderstorm WarningGGWSheridan32 min
Jul 1, 6:36 PM MDTSevere Thunderstorm WarningBYZRosebud54 min
Jul 1, 7:26 PM MDTSevere Thunderstorm WarningBYZRosebud34 min
Jul 2, 2:18 PM MDTSevere Thunderstorm WarningGGWSheridan42 min
Jul 2, 3:00 PM MDTSevere Thunderstorm WarningGGWSheridan60 min
Jul 2, 3:44 PM MDTSevere Thunderstorm WarningTFXChouteau, Pondera, Teton31 min
Jul 2, 3:45 PM MDTSevere Thunderstorm WarningTFXFergus45 min
Jul 2, 3:58 PM MDTSevere Thunderstorm WarningGGWSheridan62 min
Jul 2, 4:14 PM MDTSevere Thunderstorm WarningTFXChouteau46 min
Jul 2, 4:30 PM MDTSevere Thunderstorm WarningTFXFergus24 min
Jul 2, 4:41 PM MDTSevere Thunderstorm WarningTFXBlaine49 min
Jul 2, 4:59 PM MDTSevere Thunderstorm WarningGGWSheridan28 min
Jul 2, 4:59 PM MDTSevere Thunderstorm WarningTFXHill, Liberty46 min
Jul 2, 5:09 PM MDTSevere Thunderstorm WarningGGWPhillips66 min
Jul 2, 5:29 PM MDTSevere Thunderstorm WarningTFXBlaine46 min
Jul 2, 6:00 PM MDTSevere Thunderstorm WarningTFXHill39 min
Jul 2, 6:14 PM MDTSevere Thunderstorm WarningGGWPhillips61 min
Jul 2, 6:15 PM MDTSevere Thunderstorm WarningTFXFergus45 min
Jul 2, 6:17 PM MDTSevere Thunderstorm WarningTFXBlaine43 min
Jul 2, 6:46 PM MDTSevere Thunderstorm WarningGGWValley59 min
Jul 2, 6:59 PM MDTSevere Thunderstorm WarningTFXBlaine31 min
Jul 2, 7:15 PM MDTSevere Thunderstorm WarningGGWPhillips60 min
Jul 2, 7:26 PM MDTSevere Thunderstorm WarningGGWPhillips64 min
Jul 2, 7:31 PM MDTSevere Thunderstorm WarningTFXBlaine44 min
Jul 2, 7:46 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Valley59 min
Jul 2, 8:46 PM MDTSevere Thunderstorm WarningGGWRoosevelt59 min
Jul 2, 8:47 PM MDTSevere Thunderstorm WarningGGWSheridan58 min
Jul 2, 9:41 PM MDTSevere Thunderstorm WarningGGWSheridan41 min
Jul 2, 9:46 PM MDTSevere Thunderstorm WarningGGWRichland, Roosevelt59 min
Jul 2, 10:45 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie60 min
Jul 2, 11:23 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Richland, Wibaux67 min
Jul 2, 11:44 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie46 min
Jul 2, 11:59 PM MDTSevere Thunderstorm WarningBYZMusselshell, Rosebud45 min
Jul 3, 12:28 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Wibaux62 min
Jul 3, 1:16 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie59 min
Jul 3, 1:27 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Wibaux63 min
Jul 3, 2:15 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie60 min
Jul 3, 2:31 AM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Wibaux59 min
Jul 3, 3:32 AM MDTSevere Thunderstorm WarningGGWPrairie, Wibaux32 min
Jul 6, 5:49 PM MDTSevere Thunderstorm WarningTFXHill41 min
Jul 6, 6:31 PM MDTSevere Thunderstorm WarningTFXHill44 min
Jul 6, 6:42 PM MDTSevere Thunderstorm WarningMSOPowell48 min
Jul 6, 9:13 PM MDTSevere Thunderstorm WarningGGWPhillips62 min
Jul 6, 9:37 PM MDTSevere Thunderstorm WarningGGWValley53 min
Jul 6, 10:16 PM MDTSevere Thunderstorm WarningGGWValley59 min
Jul 6, 11:18 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Valley57 min
Jul 7, 6:18 PM MDTSevere Thunderstorm WarningBYZYellowstone57 min
Jul 7, 6:43 PM MDTSevere Thunderstorm WarningBYZWheatland62 min
Jul 7, 7:12 PM MDTSevere Thunderstorm WarningBYZBig Horn, Yellowstone63 min
Jul 7, 7:34 PM MDTSevere Thunderstorm WarningTFXCascade41 min
Jul 7, 7:58 PM MDTSevere Thunderstorm WarningBYZGolden Valley, Stillwater62 min
Jul 7, 8:44 PM MDTSevere Thunderstorm WarningBYZYellowstone61 min
Jul 7, 8:54 PM MDTSevere Thunderstorm WarningTFXCascade, Chouteau33 min
Jul 7, 9:20 PM MDTSevere Thunderstorm WarningTFXFergus40 min
Jul 7, 10:12 PM MDTSevere Thunderstorm WarningTFXChouteau21 min
Jul 7, 11:12 PM MDTSevere Thunderstorm WarningTFXChouteau48 min
Jul 7, 11:22 PM MDTSevere Thunderstorm WarningGGWPetroleum, Phillips53 min
Jul 8, 12:05 AM MDTSevere Thunderstorm WarningBYZCarter, Custer25 min
Jul 8, 12:22 PM MDTSevere Thunderstorm WarningBYZCarter54 min
Jul 8, 1:28 PM MDTSevere Thunderstorm WarningBYZCarter62 min
Jul 8, 3:37 PM MDTSevere Thunderstorm WarningBYZCarter53 min
Jul 9, 12:56 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Prairie64 min
Jul 9, 1:34 PM MDTSevere Thunderstorm WarningGGWRichland56 min
Jul 9, 1:58 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie62 min
Jul 9, 2:09 PM MDTSevere Thunderstorm WarningGGWSheridan66 min
Jul 9, 2:25 PM MDTSevere Thunderstorm WarningGGWRichland, Roosevelt65 min
Jul 9, 2:48 PM MDTSevere Thunderstorm WarningGGWDawson, Wibaux57 min
Jul 9, 2:50 PM MDTSevere Thunderstorm WarningBYZFallon55 min
Jul 9, 3:08 PM MDTSevere Thunderstorm WarningGGWPrairie36 min
Jul 9, 3:22 PM MDTSevere Thunderstorm WarningGGWSheridan38 min
Jul 9, 3:24 PM MDTSevere Thunderstorm WarningGGWRichland31 min
Jul 9, 3:36 PM MDTSevere Thunderstorm WarningBYZFallon54 min
Jul 9, 3:51 PM MDTSevere Thunderstorm WarningBYZCarter42 min
Jul 9, 4:50 PM MDTSevere Thunderstorm WarningGGWRichland25 min
Jul 14, 4:08 PM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure42 min
Jul 14, 4:18 PM MDTSevere Thunderstorm WarningBYZStillwater27 min
Jul 14, 5:01 PM MDTSevere Thunderstorm WarningTFXBlaine74 min
Jul 14, 5:08 PM MDTSevere Thunderstorm WarningBYZCarbon52 min
Jul 14, 6:47 PM MDTSevere Thunderstorm WarningGGWPhillips58 min
Jul 14, 9:13 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone45 min
Jul 14, 10:36 PM MDTSevere Thunderstorm WarningBYZCuster, Rosebud54 min
Jul 15, 4:51 PM MDTSevere Thunderstorm WarningMSOMissoula39 min
Jul 16, 7:20 PM MDTSevere Thunderstorm WarningMSOGranite40 min
Jul 17, 5:16 PM MDTSevere Thunderstorm WarningMSOMineral44 min
Jul 17, 8:24 PM MDTSevere Thunderstorm WarningBYZRosebud36 min
Jul 18, 6:19 PM MDTSevere Thunderstorm WarningMSOMineral, Sanders56 min
Jul 18, 7:28 PM MDTSevere Thunderstorm WarningMSOSanders9 min
Jul 18, 8:24 PM MDTSevere Thunderstorm WarningMSOFlathead51 min
Jul 18, 8:29 PM MDTSevere Thunderstorm WarningMSOLincoln46 min
Jul 18, 9:08 PM MDTSevere Thunderstorm WarningMSOFlathead67 min
Jul 18, 9:10 PM MDTSevere Thunderstorm WarningMSOLincoln50 min
Jul 18, 9:37 PM MDTSevere Thunderstorm WarningMSOSanders38 min
Jul 18, 10:07 PM MDTSevere Thunderstorm WarningMSOFlathead38 min
Jul 18, 11:18 PM MDTSevere Thunderstorm WarningMSOLincoln42 min
Jul 18, 11:53 PM MDTSevere Thunderstorm WarningTFXGlacier52 min
Jul 19, 12:16 AM MDTSevere Thunderstorm WarningMSOLincoln29 min
Jul 19, 12:44 AM MDTSevere Thunderstorm WarningTFXGlacier19 min
Jul 19, 1:43 AM MDTSevere Thunderstorm WarningMSOLincoln32 min
Jul 19, 4:17 PM MDTSevere Thunderstorm WarningTFXChouteau23 min
Jul 19, 5:06 PM MDTSevere Thunderstorm WarningBYZStillwater54 min
Jul 19, 5:31 PM MDTSevere Thunderstorm WarningTFXHill44 min
Jul 19, 6:12 PM MDTSevere Thunderstorm WarningTFXLiberty38 min
Jul 19, 6:38 PM MDTSevere Thunderstorm WarningTFXHill52 min
Jul 19, 7:30 PM MDTSevere Thunderstorm WarningTFXHill45 min
Jul 20, 7:28 PM MDTSevere Thunderstorm WarningBYZWheatland39 min
Jul 20, 7:33 PM MDTSevere Thunderstorm WarningTFXChouteau42 min
Jul 20, 8:13 PM MDTSevere Thunderstorm WarningTFXChouteau47 min
Jul 20, 8:44 PM MDTSevere Thunderstorm WarningTFXBlaine46 min
Jul 20, 9:00 PM MDTSevere Thunderstorm WarningTFXChouteau45 min
Jul 20, 9:26 PM MDTSevere Thunderstorm WarningTFXBlaine49 min
Jul 20, 10:20 PM MDTSevere Thunderstorm WarningTFXHill40 min
Jul 20, 11:19 PM MDTSevere Thunderstorm WarningTFXHill41 min
Jul 22, 10:26 PM MDTSevere Thunderstorm WarningGGWDawson, Wibaux64 min
Jul 23, 4:14 PM MDTSevere Thunderstorm WarningTFXChouteau46 min
Jul 23, 4:48 PM MDTSevere Thunderstorm WarningTFXChouteau57 min
Jul 23, 5:21 PM MDTSevere Thunderstorm WarningTFXHill39 min
Jul 23, 5:56 PM MDTSevere Thunderstorm WarningTFXChouteau35 min
Jul 23, 6:00 PM MDTSevere Thunderstorm WarningTFXFergus, Judith Basin45 min
Jul 23, 6:01 PM MDTSevere Thunderstorm WarningTFXHill44 min
Jul 23, 6:46 PM MDTSevere Thunderstorm WarningTFXFergus44 min
Jul 23, 7:13 PM MDTSevere Thunderstorm WarningTFXBlaine47 min
Jul 23, 7:27 PM MDTSevere Thunderstorm WarningTFXFergus48 min
Jul 23, 9:18 PM MDTSevere Thunderstorm WarningGGWPhillips57 min
Jul 23, 9:48 PM MDTSevere Thunderstorm WarningGGWPhillips42 min
Jul 24, 5:26 PM MDTSevere Thunderstorm WarningBYZGolden Valley47 min
Jul 24, 5:53 PM MDTSevere Thunderstorm WarningGGWValley67 min
Aug 4, 4:43 PM MDTSevere Thunderstorm WarningBYZStillwater32 min
Aug 4, 4:56 PM MDTSevere Thunderstorm WarningBYZCarbon, Stillwater34 min
Aug 4, 5:08 PM MDTSevere Thunderstorm WarningBYZYellowstone37 min
Aug 4, 5:21 PM MDTSevere Thunderstorm WarningBYZYellowstone54 min
Aug 5, 6:26 PM MDTSevere Thunderstorm WarningTFXGallatin49 min
Aug 7, 3:39 PM MDTSevere Thunderstorm WarningBYZCuster21 min
Aug 7, 5:34 PM MDTSevere Thunderstorm WarningBYZCarter, Fallon56 min
Aug 10, 4:00 PM MDTSevere Thunderstorm WarningTFXFergus30 min
Aug 10, 5:16 PM MDTSevere Thunderstorm WarningGGWPhillips29 min
Aug 10, 5:44 PM MDTSevere Thunderstorm WarningGGWPhillips31 min
Aug 10, 5:48 PM MDTSevere Thunderstorm WarningGGWWibaux42 min
Aug 10, 5:50 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum, Phillips55 min
Aug 10, 6:14 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley46 min
Aug 10, 6:22 PM MDTSevere Thunderstorm WarningGGWGarfield, Valley53 min
Aug 10, 6:29 PM MDTSevere Thunderstorm WarningGGWPhillips, Valley61 min
Aug 10, 6:37 PM MDTSevere Thunderstorm WarningGGWPhillips23 min
Aug 10, 6:54 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley66 min
Aug 10, 7:03 PM MDTSevere Thunderstorm WarningGGWValley42 min
Aug 10, 7:19 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Valley41 min
Aug 10, 7:23 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Prairie, Richland, Roosevelt67 min
Aug 10, 8:00 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Sheridan60 min
Aug 10, 8:09 PM MDTSevere Thunderstorm WarningGGWDawson, Richland66 min
Aug 10, 8:34 PM MDTSevere Thunderstorm WarningGGWDawson, McCone, Prairie, Richland, Wibaux56 min
Aug 10, 8:46 PM MDTSevere Thunderstorm WarningGGWRichland, Roosevelt, Sheridan59 min
Aug 10, 9:30 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie, Richland, Wibaux30 min
Aug 10, 9:47 PM MDTSevere Thunderstorm WarningGGWRichland, Roosevelt, Sheridan13 min
Aug 12, 8:36 AM MDTSevere Thunderstorm WarningBYZFallon54 min
Aug 17, 6:04 PM MDTSevere Thunderstorm WarningBYZCarter34 min
Aug 17, 9:45 PM MDTSevere Thunderstorm WarningTFXHill60 min
Aug 17, 10:47 PM MDTSevere Thunderstorm WarningTFXHill58 min
Aug 18, 2:06 PM MDTSevere Thunderstorm WarningBYZStillwater, Sweet Grass39 min
Aug 18, 3:47 PM MDTSevere Thunderstorm WarningTFXMadison43 min
Aug 18, 4:32 PM MDTSevere Thunderstorm WarningTFXGallatin, Madison43 min
Aug 18, 5:08 PM MDTSevere Thunderstorm WarningBYZPark45 min
Aug 19, 3:21 PM MDTSevere Thunderstorm WarningTFXLewis and Clark29 min
Aug 19, 3:32 PM MDTSevere Thunderstorm WarningTFXCascade88 min
Aug 19, 4:03 PM MDTSevere Thunderstorm WarningTFXPondera, Teton57 min
Aug 19, 4:29 PM MDTSevere Thunderstorm WarningTFXChouteau91 min
Aug 19, 7:04 PM MDTSevere Thunderstorm WarningGGWPhillips56 min
Aug 19, 9:34 PM MDTSevere Thunderstorm WarningGGWPhillips56 min
Aug 31, 5:39 PM MDTSevere Thunderstorm WarningMSOLincoln25 min
Sep 4, 4:07 PM MDTSevere Thunderstorm WarningGGWDaniels, Valley53 min
Sep 4, 4:15 PM MDTSevere Thunderstorm WarningGGWGarfield, McCone, Valley60 min
Sep 4, 4:59 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt, Valley61 min
Sep 4, 5:14 PM MDTSevere Thunderstorm WarningGGWMcCone, Roosevelt61 min
Sep 4, 6:18 PM MDTSevere Thunderstorm WarningGGWDaniels, Roosevelt30 min
Sep 4, 6:28 PM MDTSevere Thunderstorm WarningGGWMcCone, Roosevelt62 min
Sep 4, 9:00 PM MDTSevere Thunderstorm WarningGGWRoosevelt45 min
Sep 7, 5:45 PM MDTSevere Thunderstorm WarningBYZMusselshell, Rosebud60 min
Sep 7, 6:44 PM MDTSevere Thunderstorm WarningBYZRosebud, Treasure61 min
Sep 7, 7:35 PM MDTSevere Thunderstorm WarningTFXFergus40 min
Sep 7, 7:41 PM MDTSevere Thunderstorm WarningBYZCuster, Rosebud42 min
Sep 7, 8:32 PM MDTSevere Thunderstorm WarningGGWGarfield, Petroleum, Phillips47 min
Sep 19, 11:05 PM MDTSevere Thunderstorm WarningGGWDawson, Prairie40 min
Sep 19, 11:33 PM MDTSevere Thunderstorm WarningGGWDawson38 min
Sep 19, 11:46 PM MDTSevere Thunderstorm WarningGGWDawson30 min
Sep 20, 1:06 AM MDTSevere Thunderstorm WarningGGWDawson39 min
Sep 20, 1:14 AM MDTSevere Thunderstorm WarningGGWDawson, McCone21 min

By county

Every county with at least one alert. A county page lists each alert that covered it.

15 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20062008

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.