Alert archive / Montana / Mesoscale Discussions

Mesoscale Discussions in Montana, 2015

60 mesoscale discussions in 2015. 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 mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in 2015. Tap one for its archive.

Mesoscale Discussions
60
Busiest month
June29 mesoscale discussions
Busiest day
July 27, 20155 mesoscale discussions

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
Mar 28, 12:57 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Dawson, Fallon, Garfield and 8 more48 min
May 12, 12:53 PM MDTMesoscale DiscussionSPCBeaverhead2 hr
May 30, 2:00 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Broadwater, Carbon, Cascade, Chouteau and 34 more2 hr
May 31, 4:23 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Carbon, Deer Lodge, Gallatin, Golden Valley and 14 more97 min
Jun 1, 12:48 PM MDTMesoscale DiscussionSPCBeaverhead, Gallatin, Madison, Park117 min
Jun 1, 1:46 PM MDTMesoscale DiscussionSPCBroadwater, Carbon, Cascade, Fergus, Gallatin, Golden Valley and 13 more89 min
Jun 1, 2:41 PM MDTMesoscale DiscussionSPCFallon, Wibaux2 hr
Jun 1, 4:31 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Carbon, Cascade, Fergus, Gallatin and 13 more59 min
Jun 1, 6:45 PM MDTMesoscale DiscussionSPCCarbon, Cascade, Fergus, Golden Valley, Judith Basin, Musselshell and 5 more60 min
Jun 2, 12:53 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Golden Valley, Powder River, Yellowstone97 min
Jun 5, 3:31 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Carbon, Chouteau, Custer, Dawson and 22 more2 hr
Jun 5, 6:41 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Carbon, Carter, Custer, Daniels and 22 more2 hr
Jun 5, 8:42 PM MDTMesoscale DiscussionSPCBig Horn, Custer, Dawson, Garfield, McCone, Musselshell and 9 more93 min
Jun 9, 7:27 PM MDTMesoscale DiscussionSPCGolden Valley, Musselshell, Stillwater, Sweet Grass, Yellowstone3 hr
Jun 10, 2:32 PM MDTMesoscale DiscussionSPCBig Horn88 min
Jun 16, 11:23 AM MDTMesoscale DiscussionSPCGallatin, Madison, Park2 hr
Jun 16, 5:02 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Golden Valley, Stillwater, Sweet Grass, Yellowstone88 min
Jun 17, 2:32 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Golden Valley, Musselshell, Powder River, Stillwater and 3 more118 min
Jun 17, 6:44 PM MDTMesoscale DiscussionSPCCarter, Powder River61 min
Jun 18, 3:57 PM MDTMesoscale DiscussionSPCBig Horn, Broadwater, Carbon, Cascade, Chouteau, Fergus and 13 more3 hr
Jun 18, 8:10 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Powder River, Rosebud, Stillwater, Treasure and 1 more65 min
Jun 19, 12:53 PM MDTMesoscale DiscussionSPCBlaine, Daniels, Dawson, Fergus, Garfield, McCone and 7 more2 hr
Jun 19, 2:04 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more116 min
Jun 19, 4:48 PM MDTMesoscale DiscussionSPCDawson, Fallon, McCone, Prairie, Richland, Roosevelt and 2 more57 min
Jun 19, 6:38 PM MDTMesoscale DiscussionSPCCarter, Powder River67 min
Jun 20, 2:50 PM MDTMesoscale DiscussionSPCCarter, Powder River115 min
Jun 21, 1:28 PM MDTMesoscale DiscussionSPCCuster, Daniels, Dawson, Fallon, Garfield, McCone and 10 more2 hr
Jun 21, 4:24 PM MDTMesoscale DiscussionSPCCarter, Dawson, Fallon, Richland, Roosevelt, Sheridan and 1 more66 min
Jun 21, 7:32 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, Prairie, Wibaux88 min
Jun 23, 1:05 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, Garfield, McCone and 7 more55 min
Jun 25, 6:46 AM MDTMesoscale DiscussionSPCCarter, Powder River89 min
Jun 29, 1:54 PM MDTMesoscale DiscussionSPCBeaverhead, Mineral, Ravalli96 min
Jun 30, 2:49 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, McCone, Prairie and 3 more86 min
Jun 30, 6:55 PM MDTMesoscale DiscussionSPCDawson, Richland, Wibaux95 min
Jul 1, 1:43 PM MDTMesoscale DiscussionSPCBlaine, Chouteau, Custer, Dawson, Fallon, Fergus and 12 more3 hr
Jul 1, 6:48 PM MDTMesoscale DiscussionSPCCarter, Custer, Fallon, Powder River, Prairie, Rosebud and 2 more117 min
Jul 4, 12:43 PM MDTMesoscale DiscussionSPCDaniels, Dawson, McCone, Richland, Roosevelt, Sheridan2 hr
Jul 4, 9:34 PM MDTMesoscale DiscussionSPCBlaine, Chouteau, Garfield, Hill, Liberty, McCone and 3 more116 min
Jul 5, 1:06 AM MDTMesoscale DiscussionSPCDawson, Garfield, McCone, Richland, Wibaux54 min
Jul 7, 2:40 PM MDTMesoscale DiscussionSPCCarter, Fallon, Wibaux2 hr
Jul 15, 1:44 PM MDTMesoscale DiscussionSPCDawson, Garfield, McCone, Phillips, Prairie, Valley61 min
Jul 16, 7:09 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Carter, Custer, Fallon, Musselshell and 5 more96 min
Jul 27, 1:44 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Custer, Dawson, Garfield, Golden Valley and 8 more2 hr
Jul 27, 2:50 PM MDTMesoscale DiscussionSPCCarter85 min
Jul 27, 3:44 PM MDTMesoscale DiscussionSPCRichland, Roosevelt, Sheridan3 hr
Jul 27, 5:32 PM MDTMesoscale DiscussionSPCCarter, Custer, Garfield, McCone, Phillips, Powder River and 4 more118 min
Jul 27, 5:51 PM MDTMesoscale DiscussionSPCRichland, Roosevelt, Sheridan2 hr
Jul 27, 8:19 PM MDTMesoscale DiscussionSPCDaniels, Dawson, Fallon, McCone, Prairie, Richland and 3 more116 min
Aug 8, 2:18 PM MDTMesoscale DiscussionSPCCarter87 min
Aug 8, 7:07 PM MDTMesoscale DiscussionSPCPowder River53 min
Aug 10, 7:12 PM MDTMesoscale DiscussionSPCFlathead, Lake, Lincoln, Mineral, Missoula, Powell and 1 more63 min
Aug 11, 4:08 PM MDTMesoscale DiscussionSPCDeer Lodge, Granite, Lake, Mineral, Missoula, Powell and 2 more67 min
Aug 12, 3:46 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, McCone, Prairie and 2 more59 min
Aug 14, 12:30 PM MDTMesoscale DiscussionSPCFergus, Garfield, Petroleum, Phillips2 hr
Aug 14, 1:35 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Cascade, Chouteau, Deer Lodge, Gallatin and 13 more2 hr
Aug 14, 4:40 PM MDTMesoscale DiscussionSPCBroadwater, Cascade, Jefferson, Lewis and Clark, Meagher, Powell35 min
Aug 17, 1:10 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Powder River3 hr
Sep 5, 4:25 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Dawson, Fallon, Powder River and 5 more2 hr
Sep 5, 8:21 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, Garfield, Powder River and 4 more84 min
Sep 5, 10:25 PM MDTMesoscale DiscussionSPCFallon, Wibaux95 min

By county

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

16 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 27, 20155mesoscale discussions
  2. June 1, 20154mesoscale discussions
  3. June 19, 20154mesoscale discussions
  4. August 14, 20153mesoscale discussions
  5. June 2, 20152mesoscale discussions
  6. June 6, 20152mesoscale discussions
  7. June 10, 20152mesoscale discussions
  8. June 16, 20152mesoscale discussions
  9. June 18, 20152mesoscale discussions
  10. June 20, 20152mesoscale discussions
  11. June 21, 20152mesoscale discussions
  12. July 1, 20152mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20142016

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.