Alert archive / Michigan / Severe Thunderstorm Warnings / 2012
Severe Thunderstorm Warnings in Michigan, September 2012
23 severe thunderstorm warnings in September 2012. 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 September 2012. Tap one for its archive.
- Severe Thunderstorm Warnings
- 23
- Busiest day
- September 5, 20129 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 |
|---|---|---|---|---|
| Sep 3, 6:24 AM EDT | Severe Thunderstorm Warning | MQT | Houghton | 36 min |
| Sep 3, 6:37 AM EDT | Severe Thunderstorm Warning | MQT | Keweenaw | 53 min |
| Sep 3, 6:59 AM EDT | Severe Thunderstorm Warning | MQT | Houghton | 31 min |
| Sep 3, 3:00 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Schoolcraft | 32 min |
| Sep 3, 3:43 PM EDT | Severe Thunderstorm Warning | MQT | Delta | 47 min |
| Sep 3, 4:14 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 46 min |
| Sep 3, 4:33 PM EDT | Severe Thunderstorm Warning | APX | Chippewa, Mackinac | 57 min |
| Sep 4, 8:42 PM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 63 min |
| Sep 4, 9:47 PM EDT | Severe Thunderstorm Warning | MQT | Baraga, Houghton | 58 min |
| Sep 4, 10:21 PM EDT | Severe Thunderstorm Warning | MQT | Baraga | 24 min |
| Sep 4, 10:29 PM EDT | Severe Thunderstorm Warning | MQT | Houghton | 18 min |
| Sep 4, 10:39 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Iron, Marquette | 51 min |
| Sep 5, 1:38 PM EDT | Severe Thunderstorm Warning | DTX | Bay | 36 min |
| Sep 5, 6:25 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac | 37 min |
| Sep 5, 6:31 PM EDT | Severe Thunderstorm Warning | APX | Arenac, Gladwin, Iosco, Ogemaw, Roscommon | 59 min |
| Sep 5, 7:30 PM EDT | Severe Thunderstorm Warning | APX | Arenac, Gladwin, Iosco, Ogemaw | 60 min |
| Sep 5, 8:08 PM EDT | Severe Thunderstorm Warning | APX | Alcona | 67 min |
| Sep 17, 10:21 AM EDT | Severe Thunderstorm Warning | APX | Charlevoix | 14 min |
| Sep 17, 1:48 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 28 min |
| Sep 17, 4:03 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 42 min |
| Sep 17, 5:59 PM EDT | Severe Thunderstorm Warning | APX | Alpena, Montmorency, Presque Isle | 58 min |
| Sep 21, 1:23 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Emmet | 32 min |
| Sep 22, 10:31 AM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo, Van Buren | 44 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Houghton County4
- Presque Isle County3
- Baraga County2
- Arenac County2
- Gladwin County2
- Iosco County2
- Ogemaw County2
- Keweenaw County1
- Alger County1
- Schoolcraft County1
- Delta County1
- Menominee County1
- Chippewa County1
- Mackinac County1
- Ontonagon County1
- Dickinson County1
- Iron County1
- Marquette County1
- Bay County1
- Huron County1
- Sanilac County1
- Roscommon County1
- Alcona County1
- Charlevoix County1
- Alpena County1
- Montmorency County1
- Cheboygan County1
- Emmet County1
- Kalamazoo County1
- Van Buren County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.