Alert archive / Michigan / Mesoscale Discussions

Mesoscale Discussions in Michigan, 2010

79 mesoscale discussions in 2010. 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 2010. Tap one for its archive.

Mesoscale Discussions
79
Busiest month
June24 mesoscale discussions
Busiest day
June 23, 20107 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
Apr 5, 10:37 PM EDTMesoscale DiscussionSPCBerrien, Cass, Van Buren53 min
Apr 6, 4:42 AM EDTMesoscale DiscussionSPCIngham, Jackson, Livingston, Macomb, Oakland, Washtenaw and 1 more63 min
Apr 6, 8:37 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Calhoun, Cass, Eaton and 3 more83 min
Apr 6, 11:27 AM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Cass, Clinton, Eaton and 18 more63 min
Apr 30, 5:59 PM EDTMesoscale DiscussionSPCAlger, Baraga, Dickinson, Gogebic, Houghton, Iron and 3 more61 min
Apr 30, 10:29 PM EDTMesoscale DiscussionSPCAntrim, Benzie, Cheboygan, Clare, Crawford, Emmet and 22 more61 min
May 5, 2:52 PM EDTMesoscale DiscussionSPCMonroe, Wayne113 min
May 7, 2:59 PM EDTMesoscale DiscussionSPCBranch, Calhoun, Hillsdale, Jackson, Lenawee, Monroe and 3 more91 min
May 7, 7:25 PM EDTMesoscale DiscussionSPCLenawee, Monroe95 min
May 13, 6:12 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Ingham, Jackson, Lenawee, Livingston and 1 more63 min
May 25, 1:59 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Houghton, Iron, Marquette and 1 more91 min
Jun 2, 5:33 AM EDTMesoscale DiscussionSPCBerrien, Cass87 min
Jun 4, 5:54 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 11 more66 min
Jun 5, 9:47 PM EDTMesoscale DiscussionSPCBranch, Saint Joseph58 min
Jun 5, 10:29 PM EDTMesoscale DiscussionSPCBarry, Calhoun, Eaton, Ingham, Jackson, Kalamazoo and 3 more61 min
Jun 6, 12:17 AM EDTMesoscale DiscussionSPCBarry, Berrien, Branch, Calhoun, Cass, Eaton and 12 more118 min
Jun 9, 11:34 AM EDTMesoscale DiscussionSPCAlger, Delta, Dickinson, Iron, Marquette, Menominee and 1 more116 min
Jun 18, 3:47 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Cass, Eaton, Hillsdale and 4 more58 min
Jun 18, 6:06 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 26 more54 min
Jun 18, 7:56 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 15 more94 min
Jun 18, 11:21 PM EDTMesoscale DiscussionSPCBerrien, Branch, Cass, Hillsdale, Lenawee, Macomb and 4 more54 min
Jun 21, 11:44 PM EDTMesoscale DiscussionSPCAllegan, Arenac, Barry, Bay, Berrien, Branch and 45 more61 min
Jun 22, 3:27 AM EDTMesoscale DiscussionSPCHillsdale, Lenawee, Monroe93 min
Jun 22, 9:58 PM EDTMesoscale DiscussionSPCDickinson, Gogebic, Iron92 min
Jun 23, 2:49 AM EDTMesoscale DiscussionSPCBaraga, Gogebic, Iron86 min
Jun 23, 3:47 AM EDTMesoscale DiscussionSPCLake, Manistee, Mason, Muskegon, Newaygo, Oceana and 1 more88 min
Jun 23, 7:26 AM EDTMesoscale DiscussionSPCBarry, Calhoun, Clare, Clinton, Eaton, Genesee and 21 more64 min
Jun 23, 9:31 AM EDTMesoscale DiscussionSPCBarry, Berrien, Branch, Calhoun, Cass, Clinton and 13 more59 min
Jun 23, 11:52 AM EDTMesoscale DiscussionSPCBranch, Calhoun, Cass, Genesee, Hillsdale, Ingham and 13 more53 min
Jun 23, 6:56 PM EDTMesoscale DiscussionSPCAllegan, Berrien, Branch, Calhoun, Cass, Hillsdale and 4 more94 min
Jun 23, 10:40 PM EDTMesoscale DiscussionSPCHillsdale, Lenawee, Monroe, Wayne95 min
Jun 27, 2:16 AM EDTMesoscale DiscussionSPCBenzie, Delta, Dickinson, Grand Traverse, Iron, Lake and 7 more89 min
Jun 27, 11:02 AM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Hillsdale, Kalamazoo and 4 more118 min
Jun 27, 2:43 PM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Branch, Calhoun, Cass and 27 more2 hr
Jun 28, 11:45 AM EDTMesoscale DiscussionSPCAlcona, Alpena, Arenac, Huron, Iosco, Lapeer and 6 more60 min
Jul 14, 6:57 PM EDTMesoscale DiscussionSPCMason, Oceana93 min
Jul 14, 10:25 PM EDTMesoscale DiscussionSPCBenzie, Kent, Lake, Manistee, Mason, Mecosta and 4 more95 min
Jul 15, 4:52 AM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Clinton and 10 more83 min
Jul 15, 1:01 PM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Branch, Calhoun, Cass and 28 more59 min
Jul 15, 6:56 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lapeer, Lenawee, Macomb, Monroe and 5 more94 min
Jul 17, 2:21 PM EDTMesoscale DiscussionSPCClinton, Eaton, Genesee, Ingham, Ionia, Lapeer and 5 more114 min
Jul 18, 12:52 PM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Clinton and 17 more113 min
Jul 18, 4:48 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 12 more87 min
Jul 18, 6:19 PM EDTMesoscale DiscussionSPCMissaukee, Ogemaw, Roscommon86 min
Jul 20, 3:15 PM EDTMesoscale DiscussionSPCDickinson, Menominee60 min
Jul 22, 2:30 PM EDTMesoscale DiscussionSPCAllegan, Barry, Calhoun, Clinton, Eaton, Hillsdale and 9 more90 min
Jul 22, 4:50 PM EDTMesoscale DiscussionSPCBranch, Calhoun, Eaton, Hillsdale, Jackson, Lenawee and 3 more55 min
Jul 22, 6:29 PM EDTMesoscale DiscussionSPCBarry, Clinton, Eaton, Gratiot, Ingham, Ionia and 5 more61 min
Jul 23, 12:00 AM EDTMesoscale DiscussionSPCAllegan, Berrien, Branch, Calhoun, Cass, Hillsdale and 6 more90 min
Jul 23, 3:30 PM EDTMesoscale DiscussionSPCBerrien90 min
Jul 23, 4:58 PM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Eaton and 13 more92 min
Jul 23, 7:47 PM EDTMesoscale DiscussionSPCBranch, Cass, Hillsdale, Lenawee, Saint Joseph118 min
Jul 24, 4:37 PM EDTMesoscale DiscussionSPCBerrien, Branch, Cass, Hillsdale, Saint Joseph83 min
Jul 27, 6:23 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Iron67 min
Jul 27, 8:05 PM EDTMesoscale DiscussionSPCDickinson, Gogebic, Iron85 min
Jul 28, 12:13 AM EDTMesoscale DiscussionSPCAntrim, Cheboygan, Crawford, Grand Traverse, Kalkaska, Montmorency and 1 more92 min
Jul 28, 12:44 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 25 more91 min
Jul 28, 2:25 PM EDTMesoscale DiscussionSPCBerrien95 min
Jul 28, 4:37 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lenawee, Monroe83 min
Aug 4, 7:45 AM EDTMesoscale DiscussionSPCBerrien, Cass, Saint Joseph, Van Buren60 min
Aug 8, 3:34 AM EDTMesoscale DiscussionSPCAntrim, Benzie, Emmet, Grand Traverse, Kalkaska, Lake and 7 more116 min
Aug 11, 12:03 PM EDTMesoscale DiscussionSPCGenesee, Livingston, Macomb, Oakland, Shiawassee, Washtenaw and 1 more57 min
Aug 15, 1:04 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Arenac, Bay, Branch, Calhoun and 19 more116 min
Aug 15, 4:19 PM EDTMesoscale DiscussionSPCMonroe, Wayne86 min
Aug 18, 11:41 PM EDTMesoscale DiscussionSPCBaraga, Dickinson, Gogebic, Iron, Marquette, Menominee and 1 more2 hr
Aug 20, 2:33 PM EDTMesoscale DiscussionSPCDickinson, Iron, Menominee87 min
Aug 20, 4:18 PM EDTMesoscale DiscussionSPCDelta, Dickinson, Menominee87 min
Aug 20, 6:26 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Bay, Benzie and 27 more64 min
Aug 20, 9:33 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Bay, Benzie and 27 more57 min
Sep 16, 1:35 PM EDTMesoscale DiscussionSPCIngham, Jackson, Lenawee, Livingston, Macomb, Monroe and 3 more85 min
Sep 21, 12:42 PM EDTMesoscale DiscussionSPCAlpena, Antrim, Arenac, Bay, Cheboygan, Clare and 21 more2 hr
Sep 21, 4:16 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Arenac, Bay, Clare, Crawford and 15 more89 min
Sep 21, 7:05 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 25 more55 min
Sep 21, 10:49 PM EDTMesoscale DiscussionSPCArenac, Bay, Genesee, Gladwin, Huron, Ingham and 12 more56 min
Oct 26, 6:30 AM EDTMesoscale DiscussionSPCDelta, Menominee60 min
Oct 26, 7:00 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 21 more2 hr
Oct 26, 10:46 AM EDTMesoscale DiscussionSPCBay, Calhoun, Clinton, Eaton, Genesee, Gratiot and 15 more59 min
Nov 22, 4:49 PM ESTMesoscale DiscussionSPCAllegan, Barry, Calhoun, Cass, Ionia, Kalamazoo and 13 more86 min
Nov 24, 12:35 PM ESTMesoscale DiscussionSPCBerrien, Cass5 hr

By county

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

38 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 23, 20107mesoscale discussions
  2. July 28, 20105mesoscale discussions
  3. April 6, 20104mesoscale discussions
  4. July 15, 20104mesoscale discussions
  5. July 23, 20104mesoscale discussions
  6. June 6, 20103mesoscale discussions
  7. June 18, 20103mesoscale discussions
  8. June 27, 20103mesoscale discussions
  9. July 18, 20103mesoscale discussions
  10. July 22, 20103mesoscale discussions
  11. August 20, 20103mesoscale discussions
  12. September 21, 20103mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20092011

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.