Alert archive / Michigan / Mesoscale Discussions / 2015
Mesoscale Discussions in Michigan, December 2015
4 mesoscale discussions in December 2015. 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 December 2015. Tap one for its archive.
- Mesoscale Discussions
- 4
- Busiest day
- December 28, 20152 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 23, 2:55 PM EST | Mesoscale Discussion | SPC | Branch, Calhoun, Cass, Hillsdale, Jackson, Kalamazoo and 5 more | 95 min |
| Dec 28, 6:26 AM EST | Mesoscale Discussion | SPC | Berrien, Cass, Saint Joseph | 4 hr |
| Dec 28, 12:04 PM EST | Mesoscale Discussion | SPC | Allegan, Barry, Berrien, Branch, Calhoun, Cass and 17 more | 6 hr |
| Dec 28, 7:00 PM EST | Mesoscale Discussion | SPC | Alcona, Alpena, Antrim, Arenac, Bay, Benzie and 43 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cass County3
- Saint Joseph County3
- Branch County2
- Calhoun County2
- Hillsdale County2
- Jackson County2
- Kalamazoo County2
- Lenawee County2
- Monroe County2
- Washtenaw County2
- Wayne County2
- Berrien County2
- Clinton County2
- Ionia County2
- Shiawassee County2
- Allegan County1
- Barry County1
- Eaton County1
- Ingham County1
- Livingston County1
- Macomb County1
- Oakland County1
- Van Buren County1
- Alcona County1
- Alpena County1
- Antrim County1
- Arenac County1
- Bay County1
- Benzie County1
- Charlevoix County1
- Cheboygan County1
- Clare County1
- Crawford County1
- Delta County1
- Emmet County1
- Genesee County1
- Gladwin County1
- Grand Traverse County1
- Gratiot County1
- Huron County1
29 more counties
- Iosco County1
- Isabella County1
- Kalkaska County1
- Kent County1
- Lake County1
- Lapeer County1
- Leelanau County1
- Manistee County1
- Mason County1
- Mecosta County1
- Menominee County1
- Midland County1
- Missaukee County1
- Montcalm County1
- Montmorency County1
- Muskegon County1
- Newaygo County1
- Oceana County1
- Ogemaw County1
- Osceola County1
- Oscoda County1
- Otsego County1
- Ottawa County1
- Presque Isle County1
- Roscommon County1
- Saginaw County1
- Sanilac County1
- Tuscola County1
- Wexford County1
Nearby
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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.