Alert archive / Michigan / Mesoscale Discussions / 2019
Mesoscale Discussions in Michigan, September 2019
10 mesoscale discussions in September 2019. 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 September 2019. Tap one for its archive.
- Mesoscale Discussions
- 10
- Busiest day
- September 11, 20192 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 |
|---|---|---|---|---|
| Sep 3, 4:20 PM EDT | Mesoscale Discussion | SPC | Antrim, Cheboygan, Clare, Crawford, Gladwin, Grand Traverse and 15 more | 85 min |
| Sep 3, 10:03 PM EDT | Mesoscale Discussion | SPC | Barry, Berrien, Branch, Calhoun, Cass, Clinton and 16 more | 2 hr |
| Sep 10, 5:58 PM EDT | Mesoscale Discussion | SPC | Barry, Clare, Clinton, Eaton, Genesee, Gratiot and 13 more | 2 hr |
| Sep 11, 1:48 PM EDT | Mesoscale Discussion | SPC | Allegan, Barry, Branch, Calhoun, Cass, Clinton and 26 more | 117 min |
| Sep 11, 4:33 PM EDT | Mesoscale Discussion | SPC | Allegan, Barry, Bay, Berrien, Branch, Calhoun and 34 more | 117 min |
| Sep 13, 2:21 PM EDT | Mesoscale Discussion | SPC | Lapeer, Lenawee, Macomb, Monroe, Oakland, Saint Clair and 2 more | 84 min |
| Sep 13, 7:16 PM EDT | Mesoscale Discussion | SPC | Monroe | 89 min |
| Sep 24, 7:52 PM EDT | Mesoscale Discussion | SPC | Baraga, Dickinson, Gogebic, Houghton, Iron, Marquette and 1 more | 53 min |
| Sep 24, 10:01 PM EDT | Mesoscale Discussion | SPC | Baraga, Gogebic, Houghton, Iron, Ontonagon | 119 min |
| Sep 24, 11:48 PM EDT | Mesoscale Discussion | SPC | Baraga, Gogebic, Houghton, Iron, Ontonagon | 117 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Monroe County5
- Mecosta County4
- Newaygo County4
- Barry County4
- Clinton County4
- Eaton County4
- Genesee County4
- Ingham County4
- Ionia County4
- Lenawee County4
- Livingston County4
- Macomb County4
- Oakland County4
- Shiawassee County4
- Washtenaw County4
- Wayne County4
- Isabella County3
- Midland County3
- Branch County3
- Calhoun County3
- Cass County3
- Hillsdale County3
- Jackson County3
- Kalamazoo County3
- Saint Joseph County3
- Gratiot County3
- Kent County3
- Montcalm County3
- Ottawa County3
- Saginaw County3
- Baraga County3
- Gogebic County3
- Houghton County3
- Iron County3
- Ontonagon County3
- Clare County2
- Osceola County2
- Berrien County2
- Allegan County2
- Muskegon County2
24 more counties
- Oceana County2
- Van Buren County2
- Lapeer County2
- Saint Clair County2
- Antrim County1
- Cheboygan County1
- Crawford County1
- Gladwin County1
- Grand Traverse County1
- Kalkaska County1
- Lake County1
- Manistee County1
- Missaukee County1
- Montmorency County1
- Ogemaw County1
- Oscoda County1
- Otsego County1
- Roscommon County1
- Wexford County1
- Bay County1
- Sanilac County1
- Tuscola County1
- Dickinson County1
- Marquette County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.