Alert archive / Montana / Mesoscale Discussions

Mesoscale Discussions in Montana, 2003

71 mesoscale discussions in 2003. 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 2003. Tap one for its archive.

Mesoscale Discussions
71
Busiest month
June24 mesoscale discussions
Busiest day
July 8, 20035 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 18, 4:51 AM MSTMesoscale DiscussionSPCBig Horn, Rosebud, Treasure6 hr
Apr 3, 12:00 AM MSTMesoscale DiscussionSPCCuster, Daniels, Dawson, Fallon, McCone, Prairie and 5 more5 hr
Apr 26, 4:33 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Dawson, Fallon, Powder River and 6 more2 hr
May 25, 1:28 PM MDTMesoscale DiscussionSPCBeaverhead, Big Horn, Broadwater, Carbon, Cascade, Deer Lodge and 22 more3 hr
May 25, 5:13 PM MDTMesoscale DiscussionSPCBroadwater, Cascade, Deer Lodge, Gallatin, Granite, Jefferson and 8 more92 min
May 26, 2:52 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, Powder River, Prairie and 2 more83 min
May 26, 5:10 PM MDTMesoscale DiscussionSPCBig Horn, Custer, Dawson, Fallon, Garfield, McCone and 9 more2 hr
May 29, 4:26 PM MDTMesoscale DiscussionSPCBig Horn, Carbon, Carter, Gallatin, Madison, Park and 2 more94 min
May 30, 11:46 AM MDTMesoscale DiscussionSPCBeaverhead119 min
May 30, 1:06 PM MDTMesoscale DiscussionSPCBeaverhead2 hr
May 30, 5:28 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Deer Lodge, Gallatin, Jefferson, Madison and 2 more92 min
Jun 1, 12:13 AM MDTMesoscale DiscussionSPCBig Horn, Golden Valley, Musselshell, Petroleum, Rosebud, Treasure and 1 more2 hr
Jun 2, 12:33 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, McCone, Powder River and 5 more117 min
Jun 8, 1:08 PM MDTMesoscale DiscussionSPCBroadwater, Cascade, Chouteau, Deer Lodge, Granite, Jefferson and 6 more3 hr
Jun 10, 12:12 PM MDTMesoscale DiscussionSPCBroadwater, Cascade, Chouteau, Deer Lodge, Granite, Jefferson and 6 more2 hr
Jun 10, 6:00 PM MDTMesoscale DiscussionSPCDeer Lodge, Flathead, Glacier, Granite, Jefferson, Lake and 9 more2 hr
Jun 10, 8:27 PM MDTMesoscale DiscussionSPCBlaine, Chouteau, Fergus, Golden Valley, Hill, Judith Basin and 9 more2 hr
Jun 11, 11:30 AM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, Garfield, McCone and 7 more2 hr
Jun 13, 4:02 PM MDTMesoscale DiscussionSPCCascade, Chouteau, Fergus, Golden Valley, Hill, Judith Basin and 7 more118 min
Jun 15, 2:05 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Dawson, Fallon, Powder River and 3 more85 min
Jun 15, 5:20 PM MDTMesoscale DiscussionSPCCarter, Custer, Fallon, Powder River, Wibaux115 min
Jun 18, 1:18 PM MDTMesoscale DiscussionSPCLincoln, Mineral, Sanders57 min
Jun 18, 4:10 PM MDTMesoscale DiscussionSPCLincoln, Mineral, Sanders110 min
Jun 18, 7:17 PM MDTMesoscale DiscussionSPCFlathead, Glacier, Lake, Lewis and Clark, Lincoln, Mineral and 4 more88 min
Jun 19, 12:32 PM MDTMesoscale DiscussionSPCBeaverhead, Cascade, Deer Lodge, Flathead, Granite, Jefferson and 10 more118 min
Jun 19, 3:56 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Carbon, Cascade, Deer Lodge, Fergus and 21 more94 min
Jun 19, 5:46 PM MDTMesoscale DiscussionSPCCascade, Chouteau, Fergus, Hill, Judith Basin, Lewis and Clark and 6 more59 min
Jun 20, 11:36 AM MDTMesoscale DiscussionSPCBlaine, Broadwater, Carbon, Cascade, Chouteau, Fergus and 17 more114 min
Jun 20, 2:39 PM MDTMesoscale DiscussionSPCBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 9 more96 min
Jun 20, 3:25 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Daniels, Dawson, Fallon and 15 more65 min
Jun 20, 4:43 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Carter, Custer, Daniels, Dawson and 16 more62 min
Jun 20, 7:03 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Daniels, Dawson, Fallon and 12 more87 min
Jun 22, 12:47 PM MDTMesoscale DiscussionSPCCarter, Custer, Fallon, Powder River, Prairie, Wibaux118 min
Jun 22, 4:48 PM MDTMesoscale DiscussionSPCCarter, Dawson, Fallon, Wibaux117 min
Jun 30, 2:48 PM MDTMesoscale DiscussionSPCBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 11 more87 min
Jun 30, 8:51 PM MDTMesoscale DiscussionSPCDaniels, Dawson, Garfield, McCone, Phillips, Richland and 3 more114 min
Jul 1, 11:41 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, McCone, Prairie and 3 more2 hr
Jul 3, 2:28 PM MDTMesoscale DiscussionSPCFallon3 hr
Jul 3, 3:24 PM MDTMesoscale DiscussionSPCCuster, Dawson, Fallon, McCone, Prairie, Richland and 1 more66 min
Jul 8, 10:53 AM MDTMesoscale DiscussionSPCCuster, Fergus, Garfield, Golden Valley, Judith Basin, McCone and 10 more2 hr
Jul 8, 1:36 PM MDTMesoscale DiscussionSPCCarter, Custer, Fallon, Powder River84 min
Jul 8, 2:33 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Carbon, Fergus, Garfield, Golden Valley and 7 more57 min
Jul 8, 4:38 PM MDTMesoscale DiscussionSPCCarter, Custer, Fallon, Powder River67 min
Jul 8, 5:46 PM MDTMesoscale DiscussionSPCBlaine, Daniels, Dawson, Garfield, McCone, Petroleum and 9 more59 min
Jul 13, 7:44 PM MDTMesoscale DiscussionSPCDaniels, Richland, Roosevelt, Sheridan1 min
Jul 16, 5:19 PM MDTMesoscale DiscussionSPCBig Horn, Fergus, Golden Valley, Musselshell, Petroleum, Rosebud and 2 more116 min
Jul 17, 1:40 PM MDTMesoscale DiscussionSPCCarter, Custer, Dawson, Fallon, McCone, Powder River and 3 more65 min
Jul 17, 6:41 PM MDTMesoscale DiscussionSPCCarter, Dawson, Fallon, McCone, Richland, Roosevelt and 1 more94 min
Jul 18, 3:30 PM MDTMesoscale DiscussionSPCCarter90 min
Jul 18, 7:59 PM MDTMesoscale DiscussionSPCCarter, Fallon61 min
Jul 19, 2:00 PM MDTMesoscale DiscussionSPCCarter, Fallon, Powder River2 hr
Jul 19, 5:02 PM MDTMesoscale DiscussionSPCBig Horn, Carter, Custer, Dawson, Fallon, McCone and 5 more118 min
Aug 3, 4:33 PM MDTMesoscale DiscussionSPCCarter, Custer, Powder River, Rosebud2 hr
Aug 5, 1:30 PM MDTMesoscale DiscussionSPCBeaverhead, Deer Lodge, Granite, Missoula, Powell, Ravalli and 1 more2 hr
Aug 6, 1:10 PM MDTMesoscale DiscussionSPCDeer Lodge, Granite, Jefferson, Lake, Lewis and Clark, Mineral and 5 more3 hr
Aug 6, 4:27 PM MDTMesoscale DiscussionSPCBlaine, Daniels, Dawson, Garfield, McCone, Phillips and 4 more2 hr
Aug 6, 5:41 PM MDTMesoscale DiscussionSPCBeaverhead, Cascade, Deer Lodge, Flathead, Glacier, Granite and 12 more2 hr
Aug 6, 7:25 PM MDTMesoscale DiscussionSPCBlaine, Fergus, Garfield, Golden Valley, Musselshell, Petroleum and 2 more2 hr
Aug 7, 12:16 AM MDTMesoscale DiscussionSPCMcCone, Richland59 min
Aug 7, 2:18 PM MDTMesoscale DiscussionSPCBroadwater, Cascade, Chouteau, Deer Lodge, Gallatin, Granite and 12 more117 min
Aug 7, 5:56 PM MDTMesoscale DiscussionSPCBlaine, Chouteau, Daniels, Dawson, Fergus, Garfield and 14 more2 hr
Aug 7, 9:11 PM MDTMesoscale DiscussionSPCBlaine, Daniels, Dawson, Garfield, Hill, McCone and 7 more64 min
Aug 8, 1:48 PM MDTMesoscale DiscussionSPCDawson, Richland, Roosevelt, Sheridan, Wibaux117 min
Aug 8, 6:03 PM MDTMesoscale DiscussionSPCDawson, Richland, Roosevelt, Sheridan, Wibaux87 min
Aug 8, 7:06 PM MDTMesoscale DiscussionSPCFergus, Garfield, McCone, Petroleum114 min
Aug 8, 9:20 PM MDTMesoscale DiscussionSPCCascade, Chouteau, Custer, Dawson, Fallon, Fergus and 18 more55 min
Aug 9, 12:19 PM MDTMesoscale DiscussionSPCRichland, Roosevelt, Sheridan116 min
Aug 11, 2:23 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Carbon, Deer Lodge, Gallatin, Granite and 9 more97 min
Aug 12, 6:34 PM MDTMesoscale DiscussionSPCCarter, Custer, Daniels, Dawson, Fallon, Garfield and 9 more2 hr
Aug 16, 1:34 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Cascade, Deer Lodge, Gallatin, Granite and 10 more2 hr
Sep 8, 2:29 PM MDTMesoscale DiscussionSPCDaniels, Dawson, Fallon, McCone, Prairie, Richland and 3 more3 hr

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 8, 20035mesoscale discussions
  2. June 19, 20034mesoscale discussions
  3. June 20, 20034mesoscale discussions
  4. August 7, 20034mesoscale discussions
  5. August 9, 20034mesoscale discussions
  6. May 30, 20033mesoscale discussions
  7. June 11, 20033mesoscale discussions
  8. July 19, 20033mesoscale discussions
  9. August 6, 20033mesoscale discussions
  10. May 25, 20032mesoscale discussions
  11. May 26, 20032mesoscale discussions
  12. June 15, 20032mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20022004

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.