Alert archive / North Dakota / Mesoscale Discussions

Mesoscale Discussions in North Dakota, 2021

58 mesoscale discussions in 2021. 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 2021. Tap one for its archive.

Mesoscale Discussions
58
Busiest month
June21 mesoscale discussions
Busiest day
June 8, 20215 mesoscale discussions

Over time

By month

The alerts

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

IssuedProductOfficeCountiesLasted
May 19, 5:03 PM CDTMesoscale DiscussionSPCEddy, Emmons, Foster, Grand Forks, Griggs, Kidder and 6 more117 min
May 23, 6:25 PM CDTMesoscale DiscussionSPCAdams, Bowman, Sioux95 min
May 23, 8:22 PM CDTMesoscale DiscussionSPCEmmons, Grant, Morton, Oliver, Sioux53 min
Jun 4, 4:32 PM CDTMesoscale DiscussionSPCEddy, Grand Forks, Griggs, Nelson, Steele, Traill and 1 more2 hr
Jun 5, 9:15 PM CDTMesoscale DiscussionSPCAdams, Benson, Billings, Bowman, Burleigh, Dunn and 16 more2 hr
Jun 5, 11:47 PM CDTMesoscale DiscussionSPCAdams, Bowman, Dunn, Grant, Hettinger, McHenry and 8 more88 min
Jun 6, 1:22 AM CDTMesoscale DiscussionSPCBenson, Burleigh, Cavalier, Eddy, Emmons, Foster and 14 more113 min
Jun 6, 2:52 AM CDTMesoscale DiscussionSPCMcLean, Oliver, Sheridan, Wells53 min
Jun 7, 5:08 PM CDTMesoscale DiscussionSPCBarnes, Dickey, Emmons, LaMoure, Logan, McIntosh and 2 more97 min
Jun 7, 8:35 PM CDTMesoscale DiscussionSPCBarnes, Cass, Dickey, LaMoure, Logan, McIntosh and 1 more85 min
Jun 7, 11:33 PM CDTMesoscale DiscussionSPCDickey, LaMoure, Ransom, Richland, Sargent87 min
Jun 8, 3:36 AM CDTMesoscale DiscussionSPCBarnes, LaMoure, Ransom, Richland, Sargent, Stutsman84 min
Jun 8, 1:06 PM CDTMesoscale DiscussionSPCBurleigh, Emmons, McLean, Morton, Oliver, Sheridan and 1 more84 min
Jun 8, 3:39 PM CDTMesoscale DiscussionSPCDivide, Golden Valley, McKenzie, Williams3 hr
Jun 8, 8:35 PM CDTMesoscale DiscussionSPCBillings, Bowman, Burke, Divide, Dunn, Golden Valley and 4 more85 min
Jun 8, 11:41 PM CDTMesoscale DiscussionSPCAdams, Grant94 min
Jun 10, 2:56 PM CDTMesoscale DiscussionSPCAdams, Billings, Bowman, Burke, Divide, Dunn and 7 more94 min
Jun 10, 5:36 PM CDTMesoscale DiscussionSPCAdams, Billings, Bowman, Burke, Divide, Dunn and 7 more114 min
Jun 10, 8:30 PM CDTMesoscale DiscussionSPCBillings, Burke, Divide, Golden Valley, McKenzie, Mountrail and 1 more2 hr
Jun 10, 11:07 PM CDTMesoscale DiscussionSPCAdams, Bowman, Grant, Hettinger, Slope, Stark83 min
Jun 10, 11:21 PM CDTMesoscale DiscussionSPCBottineau, Burke, Divide, McHenry, McKenzie, Mountrail and 3 more114 min
Jun 11, 12:52 AM CDTMesoscale DiscussionSPCBarnes, Benson, Cass, Cavalier, Dickey, Eddy and 17 more53 min
Jun 11, 4:37 AM CDTMesoscale DiscussionSPCBarnes, Cass, Cavalier, Grand Forks, Griggs, Nelson and 8 more83 min
Jun 23, 5:16 PM CDTMesoscale DiscussionSPCGrand Forks, Steele, Traill89 min
Jul 3, 3:34 PM CDTMesoscale DiscussionSPCAdams, Emmons, Grant, Morton, Sioux116 min
Jul 8, 3:34 PM CDTMesoscale DiscussionSPCAdams, Billings, Bowman, Divide, Dunn, Golden Valley and 5 more86 min
Jul 8, 5:56 PM CDTMesoscale DiscussionSPCAdams, Billings, Bowman, Burke, Divide, Dunn and 10 more2 hr
Jul 19, 12:21 PM CDTMesoscale DiscussionSPCCass, Grand Forks, Griggs, Nelson, Steele, Traill and 1 more84 min
Jul 19, 7:04 PM CDTMesoscale DiscussionSPCBenson, Cavalier, Eddy, Foster, Grand Forks, Griggs and 10 more116 min
Jul 22, 3:24 PM CDTMesoscale DiscussionSPCBillings, Bowman, Dunn, Golden Valley, McKenzie, Slope and 1 more2 hr
Jul 22, 5:42 PM CDTMesoscale DiscussionSPCAdams, Grant, Hettinger, Sioux3 hr
Jul 22, 9:04 PM CDTMesoscale DiscussionSPCBurke, Divide, Williams116 min
Jul 23, 1:25 PM CDTMesoscale DiscussionSPCTraill2 hr
Jul 23, 5:04 PM CDTMesoscale DiscussionSPCBarnes, Cass, Dickey, Emmons, Grant, LaMoure and 6 more3 hr
Jul 23, 10:33 PM CDTMesoscale DiscussionSPCCass, Dickey, LaMoure, Logan, McIntosh, Ransom and 2 more117 min
Jul 25, 9:49 PM CDTMesoscale DiscussionSPCRansom, Richland, Sargent116 min
Jul 26, 4:42 PM CDTMesoscale DiscussionSPCBarnes, Burleigh, Cass, Dickey, Emmons, Foster and 9 more2 hr
Jul 26, 7:40 PM CDTMesoscale DiscussionSPCBarnes, Cass, Dickey, LaMoure, Logan, McIntosh and 4 more95 min
Jul 28, 2:48 AM CDTMesoscale DiscussionSPCRansom, Richland, Sargent2 hr
Aug 7, 7:12 PM CDTMesoscale DiscussionSPCDickey, LaMoure, Logan, Ransom, Sargent93 min
Aug 9, 2:56 PM CDTMesoscale DiscussionSPCBarnes, Benson, Burleigh, Cass, Cavalier, Eddy and 19 more2 hr
Aug 9, 6:34 PM CDTMesoscale DiscussionSPCBarnes, Benson, Cavalier, Eddy, Foster, Grand Forks and 11 more86 min
Aug 9, 9:52 PM CDTMesoscale DiscussionSPCCavalier, Grand Forks, Griggs, Nelson, Pembina, Ramsey and 3 more83 min
Aug 20, 1:41 PM CDTMesoscale DiscussionSPCCass, Grand Forks, Pembina, Ransom, Richland, Sargent and 3 more3 hr
Aug 22, 2:21 PM CDTMesoscale DiscussionSPCBenson, Burleigh, Dickey, Eddy, Emmons, Foster and 9 more2 hr
Aug 22, 5:59 PM CDTMesoscale DiscussionSPCBarnes, Benson, Cass, Dickey, Eddy, Foster and 17 more91 min
Aug 23, 7:38 PM CDTMesoscale DiscussionSPCEmmons, Grant, Logan, McIntosh, Sioux2 hr
Aug 23, 9:37 PM CDTMesoscale DiscussionSPCSioux113 min
Aug 23, 11:32 PM CDTMesoscale DiscussionSPCDickey, Emmons, McIntosh, Richland, Sargent118 min
Aug 26, 2:35 AM CDTMesoscale DiscussionSPCAdams, Dickey, Emmons, Grant, McIntosh, Sioux2 hr
Aug 27, 3:55 PM CDTMesoscale DiscussionSPCAdams, Billings, Bowman, Dunn, Golden Valley, Hettinger and 5 more2 hr
Aug 30, 2:54 PM CDTMesoscale DiscussionSPCAdams, Dunn, Emmons, Grant, Hettinger, McLean and 5 more2 hr
Aug 30, 5:58 PM CDTMesoscale DiscussionSPCAdams, Dunn, Emmons, Grant, Hettinger, Mercer and 4 more62 min
Oct 13, 4:58 AM CDTMesoscale DiscussionSPCBowman, Golden Valley6 hr
Oct 13, 3:10 PM CDTMesoscale DiscussionSPCDickey, LaMoure, McIntosh, Ransom, Sargent65 min
Dec 4, 9:43 PM CSTMesoscale DiscussionSPCBarnes, Benson, Cass, Eddy, Foster, Griggs and 11 more4 hr
Dec 26, 4:44 PM CSTMesoscale DiscussionSPCBarnes, Benson, Burleigh, Cass, Eddy, Foster and 16 more4 hr
Dec 26, 9:07 PM CSTMesoscale DiscussionSPCBarnes, Benson, Cass, Eddy, Foster, Grand Forks and 9 more4 hr

By county

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

13 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 8, 20215mesoscale discussions
  2. June 11, 20215mesoscale discussions
  3. June 6, 20214mesoscale discussions
  4. July 23, 20213mesoscale discussions
  5. August 24, 20213mesoscale discussions
  6. June 9, 20212mesoscale discussions
  7. June 10, 20212mesoscale discussions
  8. July 8, 20212mesoscale discussions
  9. July 22, 20212mesoscale discussions
  10. July 26, 20212mesoscale discussions
  11. August 9, 20212mesoscale discussions
  12. August 22, 20212mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

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.