Alert archive / Michigan / Mesoscale Discussions

Mesoscale Discussions in Michigan, 2022

69 mesoscale discussions in 2022. 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 2022. Tap one for its archive.

Mesoscale Discussions
69
Busiest month
July14 mesoscale discussions
Busiest day
August 3, 20226 mesoscale discussions

Over time

By month

The alerts

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

IssuedProductOfficeCountiesLasted
Feb 2, 2:13 AM ESTMesoscale DiscussionSPCBerrien6 hr
Feb 2, 8:11 AM ESTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Kalamazoo, Saint Joseph5 hr
Feb 2, 1:06 PM ESTMesoscale DiscussionSPCBranch, Calhoun, Eaton, Genesee, Hillsdale, Ingham and 13 more6 hr
Feb 13, 3:44 PM ESTMesoscale DiscussionSPCAllegan, Cass, Saint Joseph, Van Buren2 hr
Feb 17, 2:12 PM ESTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Eaton, Hillsdale and 8 more5 hr
Feb 17, 8:07 PM ESTMesoscale DiscussionSPCBranch, Calhoun, Clinton, Eaton, Genesee, Hillsdale and 16 more5 hr
Feb 21, 4:04 PM ESTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Iron, Ontonagon5 hr
Feb 22, 10:20 AM ESTMesoscale DiscussionSPCAlcona, Arenac, Benzie, Clare, Crawford, Gladwin and 13 more4 hr
Feb 22, 12:12 PM ESTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Iron, Ontonagon4 hr
Mar 5, 3:09 AM ESTMesoscale DiscussionSPCGogebic, Iron, Ontonagon6 hr
Mar 6, 12:53 AM ESTMesoscale DiscussionSPCAllegan, Barry, Berrien, Cass, Kalamazoo, Saint Joseph and 1 more67 min
Mar 22, 11:40 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Houghton, Iron, Marquette and 1 more4 hr
Mar 23, 4:14 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lenawee, Saint Joseph2 hr
Mar 29, 10:28 PM EDTMesoscale DiscussionSPCMenominee4 hr
Apr 24, 2:47 PM EDTMesoscale DiscussionSPCAllegan, Barry, Bay, Berrien, Branch, Calhoun and 20 more88 min
May 9, 12:58 PM EDTMesoscale DiscussionSPCGogebic62 min
May 10, 4:57 PM EDTMesoscale DiscussionSPCBaraga, Houghton, Iron, Marquette63 min
May 10, 10:49 PM EDTMesoscale DiscussionSPCAntrim, Benzie, Grand Traverse, Kalkaska, Manistee, Missaukee and 1 more56 min
May 11, 10:54 AM EDTMesoscale DiscussionSPCBarry, Calhoun, Clinton, Eaton, Gratiot, Ionia and 6 more3 hr
May 12, 2:49 PM EDTMesoscale DiscussionSPCDickinson, Iron86 min
May 12, 5:54 PM EDTMesoscale DiscussionSPCBaraga, Delta, Dickinson, Gogebic, Iron, Menominee2 hr
May 13, 5:47 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Iron, Marquette, Menominee2 hr
May 14, 2:07 PM EDTMesoscale DiscussionSPCAlpena, Arenac, Bay, Clare, Clinton, Crawford and 26 more2 hr
May 18, 6:50 PM EDTMesoscale DiscussionSPCGogebic55 min
May 20, 1:32 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Benzie, Charlevoix and 21 more2 hr
May 20, 3:52 PM EDTMesoscale DiscussionSPCMontmorency, Otsego, Presque Isle113 min
May 25, 4:37 PM EDTMesoscale DiscussionSPCBerrien, Cass113 min
Jun 1, 1:00 PM EDTMesoscale DiscussionSPCMonroe, Wayne90 min
Jun 6, 3:35 PM EDTMesoscale DiscussionSPCLenawee, Monroe, Wayne2 hr
Jun 13, 5:49 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 10 more116 min
Jun 13, 9:05 PM EDTMesoscale DiscussionSPCBerrien, Branch, Cass, Hillsdale, Lenawee, Saint Joseph85 min
Jun 13, 11:44 PM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Clinton and 21 more61 min
Jun 15, 6:25 PM EDTMesoscale DiscussionSPCAlger, Delta, Dickinson, Menominee, Schoolcraft95 min
Jun 15, 8:03 PM EDTMesoscale DiscussionSPCAntrim, Benzie, Charlevoix, Cheboygan, Crawford, Delta and 10 more87 min
Jun 24, 5:50 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Iron85 min
Jun 28, 1:49 PM EDTMesoscale DiscussionSPCDickinson, Gogebic, Iron, Menominee86 min
Jun 30, 12:10 AM EDTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Iron, Keweenaw, Ontonagon95 min
Jun 30, 4:09 PM EDTMesoscale DiscussionSPCAlger, Baraga, Dickinson, Gogebic, Iron, Luce and 2 more2 hr
Jun 30, 7:41 PM EDTMesoscale DiscussionSPCAlger, Baraga, Delta, Dickinson, Gogebic, Iron and 2 more2 hr
Jul 4, 10:47 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Cass, Kalamazoo, Kent and 2 more88 min
Jul 5, 12:25 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 5 more95 min
Jul 5, 2:02 AM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Hillsdale, Jackson and 2 more88 min
Jul 6, 12:58 AM EDTMesoscale DiscussionSPCBerrien2 hr
Jul 11, 12:30 PM EDTMesoscale DiscussionSPCAllegan, Barry, Cass, Ionia, Kalamazoo, Kent and 3 more2 hr
Jul 11, 8:33 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 25 more117 min
Jul 13, 1:26 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lenawee, Monroe3 hr
Jul 20, 12:29 PM EDTMesoscale DiscussionSPCBay, Branch, Calhoun, Clinton, Eaton, Genesee and 19 more61 min
Jul 20, 2:38 PM EDTMesoscale DiscussionSPCHuron, Lapeer, Macomb, Monroe, Oakland, Saint Clair and 3 more97 min
Jul 21, 6:32 PM EDTMesoscale DiscussionSPCAllegan, Berrien, Cass, Ottawa, Van Buren2 hr
Jul 21, 10:26 PM EDTMesoscale DiscussionSPCBranch, Hillsdale94 min
Jul 23, 2:06 AM EDTMesoscale DiscussionSPCBerrien, Branch, Cass, Saint Joseph, Van Buren2 hr
Jul 23, 6:35 AM EDTMesoscale DiscussionSPCBerrien, Cass, Saint Joseph85 min
Jul 23, 7:29 PM EDTMesoscale DiscussionSPCBenzie, Grand Traverse, Lake, Manistee, Mason, Mecosta and 7 more2 hr
Aug 3, 10:53 AM EDTMesoscale DiscussionSPCMissaukee, Ogemaw, Roscommon97 min
Aug 3, 11:42 AM EDTMesoscale DiscussionSPCGratiot, Ionia, Isabella, Kent, Mecosta, Montcalm and 4 more93 min
Aug 3, 2:13 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 23 more62 min
Aug 3, 4:18 PM EDTMesoscale DiscussionSPCBranch, Calhoun, Cass, Hillsdale, Ingham, Jackson and 9 more117 min
Aug 3, 4:40 PM EDTMesoscale DiscussionSPCAlger, Chippewa, Luce, Mackinac, Schoolcraft95 min
Aug 3, 6:45 PM EDTMesoscale DiscussionSPCLenawee, Monroe90 min
Aug 28, 7:51 PM EDTMesoscale DiscussionSPCAllegan, Barry, Ionia, Kalamazoo, Kent, Lake and 8 more114 min
Aug 29, 1:53 PM EDTMesoscale DiscussionSPCAllegan, Berrien, Branch, Calhoun, Cass, Kalamazoo and 2 more2 hr
Aug 29, 3:56 PM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Branch, Calhoun, Cass and 29 more2 hr
Aug 29, 6:09 PM EDTMesoscale DiscussionSPCLapeer, Macomb, Monroe, Oakland, Saint Clair, Sanilac and 1 more2 hr
Sep 2, 5:58 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Houghton, Iron, Marquette and 1 more2 hr
Sep 20, 12:10 PM EDTMesoscale DiscussionSPCBarry, Cass, Kalamazoo, Saint Joseph, Van Buren65 min
Sep 21, 8:54 AM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Branch, Calhoun, Clare and 33 more96 min
Dec 14, 1:02 AM ESTMesoscale DiscussionSPCGogebic, Iron5 hr
Dec 14, 10:30 PM ESTMesoscale DiscussionSPCGogebic, Iron6 hr
Dec 22, 4:39 PM ESTMesoscale DiscussionSPCBerrien, Branch, Cass, Saint Joseph4 hr

By county

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

43 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. August 3, 20226mesoscale discussions
  2. February 2, 20223mesoscale discussions
  3. June 30, 20223mesoscale discussions
  4. July 5, 20223mesoscale discussions
  5. July 23, 20223mesoscale discussions
  6. August 29, 20223mesoscale discussions
  7. February 22, 20222mesoscale discussions
  8. March 23, 20222mesoscale discussions
  9. May 11, 20222mesoscale discussions
  10. May 12, 20222mesoscale discussions
  11. May 20, 20222mesoscale discussions
  12. June 14, 20222mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20212023

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.