Alert archive / Michigan / Mesoscale Discussions

Mesoscale Discussions in Michigan, 2013

96 mesoscale discussions in 2013. 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 2013. Tap one for its archive.

Mesoscale Discussions
96
Busiest month
July24 mesoscale discussions
Busiest day
July 19, 20135 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
Jan 10, 7:23 PM ESTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Iron6 hr
Jan 12, 10:13 PM ESTMesoscale DiscussionSPCAlcona, Allegan, Alpena, Antrim, Arenac, Barry and 36 more6 hr
Jan 13, 5:27 PM ESTMesoscale DiscussionSPCBarry, Calhoun, Cass, Clare, Clinton, Eaton and 12 more4 hr
Jan 27, 4:31 PM ESTMesoscale DiscussionSPCAllegan, Berrien, Cass, Kalamazoo, Saint Joseph, Van Buren4 hr
Jan 27, 6:28 PM ESTMesoscale DiscussionSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 18 more4 hr
Jan 30, 10:11 AM ESTMesoscale DiscussionSPCAlger, Benzie, Charlevoix, Chippewa, Delta, Dickinson and 7 more6 hr
Feb 7, 9:22 PM ESTMesoscale DiscussionSPCBarry, Calhoun, Clinton, Eaton, Genesee, Ingham and 9 more3 hr
Apr 9, 11:27 AM EDTMesoscale DiscussionSPCLake, Manistee, Mason, Muskegon, Newaygo, Oceana and 1 more3 hr
Apr 10, 3:58 AM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Benzie, Cheboygan, Crawford and 12 more4 hr
Apr 17, 1:26 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 10 more64 min
Apr 18, 8:25 AM EDTMesoscale DiscussionSPCBerrien, Cass, Kalamazoo, Saint Joseph95 min
Apr 18, 9:48 AM EDTMesoscale DiscussionSPCAllegan, Barry, Bay, Calhoun, Clinton, Eaton and 29 more27 min
Apr 18, 12:14 PM EDTMesoscale DiscussionSPCBarry, Bay, Branch, Calhoun, Clinton, Eaton and 26 more2 hr
Apr 22, 7:11 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Ontonagon6 hr
May 20, 12:34 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Barry, Bay and 45 more56 min
May 20, 5:59 PM EDTMesoscale DiscussionSPCArenac, Bay, Genesee, Huron, Ingham, Iosco and 13 more61 min
May 21, 12:25 AM EDTMesoscale DiscussionSPCAllegan, Barry, Calhoun, Ionia, Kalamazoo, Kent and 1 more35 min
May 28, 11:54 AM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 15 more96 min
May 28, 9:20 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 18 more115 min
May 28, 11:46 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 10 more89 min
May 30, 4:17 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Barry, Bay and 36 more58 min
May 31, 1:26 PM EDTMesoscale DiscussionSPCLenawee, Macomb, Monroe, Oakland, Saint Clair, Sanilac and 2 more94 min
May 31, 9:45 PM EDTMesoscale DiscussionSPCBaraga, Houghton, Iron90 min
Jun 11, 5:34 PM EDTMesoscale DiscussionSPCBay, Clare, Clinton, Gladwin, Gratiot, Ionia and 9 more116 min
Jun 12, 4:38 PM EDTMesoscale DiscussionSPCBerrien, Cass, Saint Joseph, Van Buren97 min
Jun 12, 6:56 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 13 more94 min
Jun 12, 9:47 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 12 more88 min
Jun 13, 12:50 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 16 more85 min
Jun 17, 2:03 PM EDTMesoscale DiscussionSPCBay, Clinton, Genesee, Gratiot, Ionia, Isabella and 14 more87 min
Jun 24, 7:00 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Cass, Kalamazoo and 2 more75 min
Jun 24, 9:11 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Cass, Clinton, Eaton and 13 more64 min
Jun 25, 3:38 AM EDTMesoscale DiscussionSPCAllegan, Berrien, Cass, Van Buren97 min
Jun 25, 8:52 AM EDTMesoscale DiscussionSPCBerrien, Cass, Saint Joseph53 min
Jun 25, 6:13 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Cass, Eaton, Hillsdale and 11 more92 min
Jun 25, 8:44 PM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Hillsdale, Jackson and 5 more61 min
Jun 27, 1:42 PM EDTMesoscale DiscussionSPCAllegan, Lake, Manistee, Mason, Menominee, Muskegon and 4 more3 hr
Jun 27, 7:12 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 10 more2 hr
Jun 28, 1:02 PM EDTMesoscale DiscussionSPCMonroe118 min
Jun 28, 1:36 PM EDTMesoscale DiscussionSPCBranch, Saint Joseph54 min
Jul 8, 2:35 PM EDTMesoscale DiscussionSPCHuron, Lapeer, Macomb, Monroe, Oakland, Saint Clair and 3 more55 min
Jul 9, 2:33 PM EDTMesoscale DiscussionSPCBranch, Calhoun, Cass, Hillsdale, Kalamazoo, Lenawee and 1 more87 min
Jul 10, 11:53 AM EDTMesoscale DiscussionSPCBranch, Calhoun, Eaton, Hillsdale, Ingham, Jackson and 6 more67 min
Jul 16, 4:27 PM EDTMesoscale DiscussionSPCChippewa, Luce, Mackinac, Schoolcraft93 min
Jul 17, 2:26 PM EDTMesoscale DiscussionSPCMenominee2 hr
Jul 17, 3:38 PM EDTMesoscale DiscussionSPCAlger, Baraga, Chippewa, Delta, Dickinson, Gogebic and 8 more67 min
Jul 18, 1:04 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Bay, Benzie and 28 more56 min
Jul 18, 3:16 PM EDTMesoscale DiscussionSPCAlger, Baraga, Delta, Dickinson, Gogebic, Houghton and 5 more89 min
Jul 18, 10:14 PM EDTMesoscale DiscussionSPCCharlevoix, Cheboygan, Delta, Emmet, Mackinac, Presque Isle and 1 more61 min
Jul 19, 5:56 AM EDTMesoscale DiscussionSPCAlger, Charlevoix, Chippewa, Emmet, Luce, Mackinac and 1 more94 min
Jul 19, 11:53 AM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Calhoun, Clinton, Eaton and 27 more97 min
Jul 19, 2:08 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 17 more97 min
Jul 19, 5:48 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Bay, Benzie and 41 more117 min
Jul 19, 9:30 PM EDTMesoscale DiscussionSPCAllegan, Arenac, Barry, Bay, Calhoun, Clinton and 27 more2 hr
Jul 22, 2:08 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Houghton, Iron, Keweenaw and 1 more97 min
Jul 22, 6:45 PM EDTMesoscale DiscussionSPCAlger, Baraga, Dickinson, Iron, Marquette60 min
Jul 22, 8:42 PM EDTMesoscale DiscussionSPCAlger, Baraga, Dickinson, Iron, Marquette63 min
Jul 23, 1:06 PM EDTMesoscale DiscussionSPCGenesee, Ingham, Jackson, Lapeer, Lenawee, Livingston and 6 more54 min
Jul 25, 5:51 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Iron, Ontonagon2 hr
Jul 25, 6:54 PM EDTMesoscale DiscussionSPCDickinson, Gogebic, Iron, Menominee2 hr
Jul 25, 10:08 PM EDTMesoscale DiscussionSPCDickinson, Gogebic, Iron, Menominee2 hr
Jul 26, 12:26 PM EDTMesoscale DiscussionSPCDelta, Menominee3 hr
Jul 27, 3:52 PM EDTMesoscale DiscussionSPCLapeer, Macomb, Monroe, Oakland, Saint Clair, Sanilac and 2 more83 min
Jul 31, 2:45 PM EDTMesoscale DiscussionSPCCharlevoix, Chippewa, Delta, Emmet, Leelanau, Luce and 3 more90 min
Aug 2, 2:01 PM EDTMesoscale DiscussionSPCAlcona, Antrim, Arenac, Bay, Benzie, Clare and 35 more59 min
Aug 2, 3:24 PM EDTMesoscale DiscussionSPCBerrien, Cass66 min
Aug 7, 2:12 AM EDTMesoscale DiscussionSPCAntrim, Benzie, Clare, Crawford, Grand Traverse, Gratiot and 16 more63 min
Aug 7, 6:37 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 27 more113 min
Aug 7, 8:52 AM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Hillsdale, Jackson and 7 more113 min
Aug 7, 2:46 PM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Hillsdale, Jackson, Saint Joseph119 min
Aug 21, 3:05 PM EDTMesoscale DiscussionSPCDelta, Dickinson, Iron, Menominee85 min
Aug 21, 7:10 PM EDTMesoscale DiscussionSPCDelta, Luce, Menominee, Schoolcraft95 min
Aug 21, 9:14 PM EDTMesoscale DiscussionSPCAntrim, Benzie, Charlevoix, Crawford, Grand Traverse, Kalkaska and 7 more61 min
Aug 22, 1:10 PM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Clinton and 16 more3 hr
Aug 25, 8:16 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Iron, Ontonagon119 min
Aug 26, 12:22 AM EDTMesoscale DiscussionSPCBaraga, Delta, Dickinson, Gogebic, Houghton, Iron and 3 more53 min
Aug 26, 12:42 AM EDTMesoscale DiscussionSPCBaraga, Delta, Dickinson, Gogebic, Houghton, Iron and 3 more63 min
Aug 27, 3:15 PM EDTMesoscale DiscussionSPCAllegan, Barry, Benzie, Branch, Calhoun, Cass and 24 more3 hr
Aug 27, 7:14 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 16 more91 min
Aug 27, 9:29 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 19 more61 min
Aug 29, 4:19 PM EDTMesoscale DiscussionSPCDickinson, Gogebic, Iron, Menominee2 hr
Aug 29, 8:30 PM EDTMesoscale DiscussionSPCGogebic90 min
Aug 30, 12:57 AM EDTMesoscale DiscussionSPCGogebic93 min
Aug 30, 1:24 PM EDTMesoscale DiscussionSPCAllegan, Arenac, Barry, Bay, Clare, Clinton and 29 more2 hr
Aug 30, 6:14 PM EDTMesoscale DiscussionSPCAllegan, Barry, Bay, Berrien, Branch, Calhoun and 26 more61 min
Aug 30, 9:32 PM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Hillsdale, Kalamazoo and 1 more58 min
Sep 1, 5:52 PM EDTMesoscale DiscussionSPCClare, Crawford, Gladwin, Isabella, Kalkaska, Lake and 11 more53 min
Sep 9, 10:33 PM EDTMesoscale DiscussionSPCAlger, Baraga, Charlevoix, Cheboygan, Chippewa, Delta and 9 more117 min
Sep 10, 6:00 PM EDTMesoscale DiscussionSPCAlpena, Antrim, Benzie, Charlevoix, Cheboygan, Chippewa and 20 more3 hr
Sep 11, 4:21 PM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Clinton, Eaton and 19 more114 min
Sep 19, 1:28 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Iron, Keweenaw, Marquette and 1 more92 min
Sep 20, 3:47 PM EDTMesoscale DiscussionSPCLenawee, Macomb, Monroe, Oakland, Saint Clair, Sanilac and 2 more88 min
Oct 5, 1:29 PM EDTMesoscale DiscussionSPCBerrien2 hr
Nov 17, 11:01 AM ESTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 26 more119 min
Nov 17, 12:32 PM ESTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Benzie, Cheboygan, Crawford and 13 more118 min
Nov 17, 2:13 PM ESTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 21 more77 min
Nov 17, 3:51 PM ESTMesoscale DiscussionSPCAlcona, Alpena, Arenac, Barry, Bay, Branch and 32 more84 min

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. July 19, 20135mesoscale discussions
  2. June 25, 20134mesoscale discussions
  3. August 7, 20134mesoscale discussions
  4. August 30, 20134mesoscale discussions
  5. November 17, 20134mesoscale discussions
  6. April 18, 20133mesoscale discussions
  7. August 26, 20133mesoscale discussions
  8. January 13, 20132mesoscale discussions
  9. January 27, 20132mesoscale discussions
  10. May 20, 20132mesoscale discussions
  11. May 29, 20132mesoscale discussions
  12. June 12, 20132mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20122014

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.