Tornado Warnings in Michigan
1,179 tornado warnings since 1986. 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 tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Tornado Warnings
- 1,179
- Busiest year
- 201084 tornado warnings
- Average year
- 29over 41 years on file
Over time
By year
Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Genesee County55
- Oakland County48
- Washtenaw County48
- Calhoun County47
- Kalamazoo County44
- Ingham County41
- Branch County40
- Cass County40
- Barry County39
- Eaton County39
- Monroe County39
- Wayne County39
- Hillsdale County38
- Saginaw County37
- Berrien County37
- Tuscola County34
- Allegan County33
- Livingston County33
- Jackson County33
- Kent County32
- Lapeer County31
- Shiawassee County31
- Sanilac County31
- Lenawee County29
- Saint Joseph County28
- Van Buren County28
- Ionia County27
- Menominee County26
- Gratiot County24
- Macomb County24
- Saint Clair County24
- Marquette County22
- Clare County21
- Delta County21
- Clinton County21
- Ogemaw County21
- Alcona County20
- Bay County19
- Montcalm County18
- Dickinson County17
41 more counties
- Huron County17
- Midland County16
- Oscoda County16
- Alpena County16
- Gladwin County16
- Osceola County15
- Isabella County15
- Missaukee County14
- Newaygo County13
- Roscommon County13
- Arenac County13
- Ottawa County13
- Crawford County13
- Wexford County12
- Antrim County12
- Iron County12
- Kalkaska County11
- Iosco County11
- Cheboygan County10
- Mecosta County10
- Presque Isle County9
- Muskegon County9
- Montmorency County8
- Otsego County8
- Alger County7
- Mason County6
- Chippewa County5
- Houghton County5
- Gogebic County5
- Emmet County5
- Grand Traverse County4
- Baraga County4
- Luce County3
- Oceana County3
- Charlevoix County3
- Manistee County3
- Keweenaw County2
- Leelanau County2
- Lake County2
- Schoolcraft County1
- Ontonagon County1
The latest tornado warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 4:12 PM EDT | Tornado Warning | DTX | Monroe | 26 min |
| Sep 3, 4:00 PM EDT | Tornado Warning | DTX | Macomb | 31 min |
| Sep 3, 3:53 PM EDT | Tornado Warning | DTX | Lenawee | 33 min |
| Sep 3, 3:48 PM EDT | Tornado Warning | DTX | Wayne | 42 min |
| Sep 3, 3:36 PM EDT | Tornado Warning | DTX | Oakland | 39 min |
| Sep 3, 3:32 PM EDT | Tornado Warning | DTX | Washtenaw | 33 min |
| Sep 3, 3:06 PM EDT | Tornado Warning | GRR | Ingham | 8 min |
| Sep 3, 3:05 PM EDT | Tornado Warning | DTX | Livingston | 40 min |
| Sep 3, 1:48 PM EDT | Tornado Warning | DTX | Midland, Saginaw | 42 min |
| Sep 3, 1:47 PM EDT | Tornado Warning | GRR | Gratiot | 12 min |
| Sep 2, 7:00 PM EDT | Tornado Warning | DTX | Saint Clair | 45 min |
| Aug 11, 12:34 PM EDT | Tornado Warning | IWX | Berrien, Cass | 56 min |
Nearby
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. Rebuilt daily.