Alert archive / Michigan / Mesoscale Discussions / 2013

Mesoscale Discussions in Michigan, August 2013

22 mesoscale discussions in August 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 August 2013. Tap one for its archive.

Mesoscale Discussions
22
Busiest day
August 7, 20134 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
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

By county

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

34 more counties

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.