Alert archive / Michigan / Severe Thunderstorm Warnings / 2025
Severe Thunderstorm Warnings in Michigan, August 2025
35 severe thunderstorm warnings in August 2025. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 2025. Tap one for its archive.
- Severe Thunderstorm Warnings
- 35
- Busiest day
- August 8, 202511 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Aug 7, 3:50 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 55 min |
| Aug 7, 6:48 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 27 min |
| Aug 7, 7:47 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena | 43 min |
| Aug 7, 8:28 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 17 min |
| Aug 7, 8:47 PM EDT | Severe Thunderstorm Warning | APX | Alcona | 43 min |
| Aug 7, 10:11 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Oscoda | 49 min |
| Aug 8, 5:03 AM EDT | Severe Thunderstorm Warning | APX | Chippewa, Mackinac | 42 min |
| Aug 8, 4:38 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena | 22 min |
| Aug 8, 5:57 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw, Oscoda | 33 min |
| Aug 8, 6:30 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw, Oscoda | 30 min |
| Aug 8, 6:46 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw | 44 min |
| Aug 8, 7:26 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw | 34 min |
| Aug 8, 7:26 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 64 min |
| Aug 8, 7:56 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw | 49 min |
| Aug 8, 8:17 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 58 min |
| Aug 8, 8:42 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw | 23 min |
| Aug 8, 10:59 PM EDT | Severe Thunderstorm Warning | MQT | Iron | 40 min |
| Aug 9, 1:02 AM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Iron, Marquette | 43 min |
| Aug 10, 5:26 PM EDT | Severe Thunderstorm Warning | APX | Montmorency, Otsego | 49 min |
| Aug 10, 6:07 PM EDT | Severe Thunderstorm Warning | APX | Alpena, Montmorency, Presque Isle | 54 min |
| Aug 11, 4:42 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer, Macomb, Oakland, Saint Clair | 63 min |
| Aug 12, 5:29 PM EDT | Severe Thunderstorm Warning | MQT | Luce, Schoolcraft | 35 min |
| Aug 12, 5:32 PM EDT | Severe Thunderstorm Warning | APX | Mackinac | 43 min |
| Aug 12, 6:09 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 34 min |
| Aug 12, 6:12 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 63 min |
| Aug 12, 6:38 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 67 min |
| Aug 12, 6:41 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Saginaw, Shiawassee | 30 min |
| Aug 12, 7:08 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Kalamazoo | 52 min |
| Aug 16, 4:02 PM EDT | Severe Thunderstorm Warning | DTX | Livingston | 58 min |
| Aug 16, 5:14 PM EDT | Severe Thunderstorm Warning | GRR | Barry, Eaton, Ionia, Kent | 46 min |
| Aug 16, 5:25 PM EDT | Severe Thunderstorm Warning | DTX | Monroe, Washtenaw | 37 min |
| Aug 16, 5:28 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 47 min |
| Aug 16, 6:00 PM EDT | Severe Thunderstorm Warning | GRR | Eaton, Ingham | 14 min |
| Aug 23, 7:36 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac | 24 min |
| Aug 23, 7:59 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 46 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Ogemaw County6
- Alpena County5
- Alcona County4
- Oscoda County3
- Mackinac County2
- Gogebic County2
- Ontonagon County2
- Iron County2
- Montmorency County2
- Lapeer County2
- Macomb County2
- Saint Clair County2
- Genesee County2
- Eaton County2
- Ingham County2
- Huron County1
- Chippewa County1
- Dickinson County1
- Marquette County1
- Otsego County1
- Presque Isle County1
- Oakland County1
- Luce County1
- Schoolcraft County1
- Tuscola County1
- Saginaw County1
- Shiawassee County1
- Calhoun County1
- Kalamazoo County1
- Livingston County1
- Barry County1
- Ionia County1
- Kent County1
- Monroe County1
- Washtenaw County1
- Sanilac County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.