Alert archive / Michigan / Mesoscale Discussions / 2004

Mesoscale Discussions in Michigan, May 2004

46 mesoscale discussions in May 2004. 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 May 2004. Tap one for its archive.

Mesoscale Discussions
46
Busiest day
May 9, 20046 mesoscale discussions

Over time

By day

Days in UTC, the clock the archive keeps.

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
May 6, 10:36 AM EDTMesoscale DiscussionSPCAlpena, Antrim, Arenac, Bay, Cheboygan, Clare and 21 more114 min
May 6, 2:22 PM EDTMesoscale DiscussionSPCBay, Clinton, Genesee, Gratiot, Ionia, Isabella and 11 more83 min
May 6, 9:37 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lenawee, Monroe, Saint Joseph83 min
May 8, 5:00 PM EDTMesoscale DiscussionSPCBerrien, Branch, Cass, Saint Joseph3 hr
May 8, 6:08 PM EDTMesoscale DiscussionSPCBay, Clinton, Eaton, Genesee, Gratiot, Ingham and 16 more2 hr
May 8, 9:46 PM EDTMesoscale DiscussionSPCClinton, Eaton, Genesee, Gratiot, Ingham, Ionia and 8 more119 min
May 8, 10:55 PM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Eaton and 15 more2 hr
May 9, 10:35 AM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Cass, Eaton, Hillsdale and 8 more55 min
May 9, 12:48 PM EDTMesoscale DiscussionSPCAllegan, Barry, Bay, Berrien, Branch, Calhoun and 33 more2 hr
May 9, 3:46 PM EDTMesoscale DiscussionSPCAllegan, Barry, Bay, Berrien, Branch, Calhoun and 35 more89 min
May 9, 6:17 PM EDTMesoscale DiscussionSPCAllegan, Barry, Bay, Berrien, Branch, Calhoun and 33 more88 min
May 9, 9:09 PM EDTMesoscale DiscussionSPCGogebic2 hr
May 9, 10:04 PM EDTMesoscale DiscussionSPCBranch, Hillsdale, Lenawee, Monroe56 min
May 10, 7:05 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 24 more115 min
May 11, 1:04 PM EDTMesoscale DiscussionSPCBranch, Cass, Saint Joseph2 hr
May 12, 3:22 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Iron, Ontonagon83 min
May 12, 4:37 PM EDTMesoscale DiscussionSPCBaraga, Gogebic, Houghton, Iron, Ontonagon83 min
May 12, 6:22 PM EDTMesoscale DiscussionSPCAlger, Baraga, Delta, Dickinson, Houghton, Iron and 2 more53 min
May 14, 12:38 PM EDTMesoscale DiscussionSPCAllegan, Arenac, Barry, Bay, Berrien, Branch and 29 more2 hr
May 14, 3:52 PM EDTMesoscale DiscussionSPCArenac, Barry, Bay, Branch, Calhoun, Cass and 27 more113 min
May 14, 6:56 PM EDTMesoscale DiscussionSPCHuron, Lapeer, Macomb, Monroe, Oakland, Sanilac and 1 more64 min
May 17, 11:22 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 26 more2 hr
May 17, 1:41 PM EDTMesoscale DiscussionSPCMenominee3 hr
May 17, 4:05 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Barry, Bay and 44 more85 min
May 17, 5:46 PM EDTMesoscale DiscussionSPCArenac, Bay, Clinton, Genesee, Gladwin, Gratiot and 19 more89 min
May 18, 12:37 AM EDTMesoscale DiscussionSPCAllegan, Arenac, Barry, Bay, Clare, Clinton and 18 more23 min
May 18, 1:41 AM EDTMesoscale DiscussionSPCBarry, Berrien, Branch, Calhoun, Cass, Eaton and 6 more2 hr
May 20, 6:11 AM EDTMesoscale DiscussionSPCBarry, Ionia, Kent, Mecosta, Montcalm, Newaygo2 hr
May 20, 6:25 PM EDTMesoscale DiscussionSPCBarry, Bay, Branch, Calhoun, Clinton, Eaton and 23 more95 min
May 21, 10:40 AM EDTMesoscale DiscussionSPCAllegan, Antrim, Arenac, Barry, Bay, Berrien and 49 more2 hr
May 21, 2:19 PM EDTMesoscale DiscussionSPCMacomb, Monroe, Wayne116 min
May 22, 2:48 AM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 10 more57 min
May 22, 2:09 PM EDTMesoscale DiscussionSPCBarry, Bay, Calhoun, Clinton, Eaton, Genesee and 18 more66 min
May 22, 6:29 PM EDTMesoscale DiscussionSPCMonroe91 min
May 23, 10:45 AM EDTMesoscale DiscussionSPCBerrien, Branch, Calhoun, Cass, Hillsdale, Jackson and 6 more2 hr
May 23, 1:35 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Cass, Clinton, Eaton and 19 more115 min
May 23, 3:53 PM EDTMesoscale DiscussionSPCBarry, Berrien, Branch, Calhoun, Cass, Eaton and 10 more67 min
May 23, 7:30 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 18 more2 hr
May 23, 9:40 PM EDTMesoscale DiscussionSPCAllegan, Barry, Berrien, Branch, Calhoun, Cass and 18 more65 min
May 24, 12:26 AM EDTMesoscale DiscussionSPCAllegan, Barry, Branch, Calhoun, Cass, Clinton and 18 more64 min
May 24, 2:09 AM EDTMesoscale DiscussionSPCClinton, Eaton, Genesee, Gratiot, Hillsdale, Ingham and 11 more2 hr
May 30, 12:04 PM EDTMesoscale DiscussionSPCBerrien116 min
May 30, 3:27 PM EDTMesoscale DiscussionSPCBarry, Branch, Calhoun, Clinton, Eaton, Genesee and 16 more93 min
May 30, 8:18 PM EDTMesoscale DiscussionSPCAllegan, Barry, Clinton, Eaton, Ingham, Ionia and 12 more87 min
May 31, 1:50 PM EDTMesoscale DiscussionSPCAllegan, Antrim, Arenac, Barry, Bay, Benzie and 43 more55 min
May 31, 4:49 PM EDTMesoscale DiscussionSPCAlcona, Alpena, Antrim, Arenac, Bay, Charlevoix and 42 more56 min

By county

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

38 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20032005

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.