Alert archive / Michigan / Severe Thunderstorm Warnings / 1986
Severe Thunderstorm Warnings in Michigan, September 1986
35 severe thunderstorm warnings in September 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in September 1986. Tap one for its archive.
- Severe Thunderstorm Warnings
- 35
- Busiest day
- September 29, 198612 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 10, 6:56 PM EDT | Severe Thunderstorm Warning | GRR | Eaton, Ingham | 34 min |
| Sep 10, 7:41 PM EDT | Severe Thunderstorm Warning | APX | Oceana | 49 min |
| Sep 10, 8:16 PM EDT | Severe Thunderstorm Warning | APX | Muskegon, Newaygo | 59 min |
| Sep 10, 8:16 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 59 min |
| Sep 10, 8:41 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 34 min |
| Sep 10, 9:34 PM EDT | Severe Thunderstorm Warning | GRR | Kent | 41 min |
| Sep 22, 6:17 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Gratiot | 28 min |
| Sep 22, 6:58 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw, Shiawassee | 62 min |
| Sep 22, 7:16 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 59 min |
| Sep 22, 7:49 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Gratiot | 26 min |
| Sep 22, 8:23 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 67 min |
| Sep 25, 11:01 PM EDT | Severe Thunderstorm Warning | APX | Osceola | 29 min |
| Sep 25, 11:02 PM EDT | Severe Thunderstorm Warning | DTX | Clare | 43 min |
| Sep 26, 9:07 AM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 23 min |
| Sep 26, 9:30 AM EDT | Severe Thunderstorm Warning | DTX | Monroe | 45 min |
| Sep 26, 4:30 PM EDT | Severe Thunderstorm Warning | GRR | Allegan, Van Buren | 30 min |
| Sep 26, 4:38 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Oakland | 37 min |
| Sep 26, 5:53 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Hillsdale | 52 min |
| Sep 26, 6:26 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 19 min |
| Sep 26, 6:45 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 45 min |
| Sep 26, 6:45 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe | 45 min |
| Sep 26, 8:57 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 63 min |
| Sep 27, 12:21 AM EDT | Severe Thunderstorm Warning | MQT | Delta, Schoolcraft | 54 min |
| Sep 28, 10:03 PM EDT | Severe Thunderstorm Warning | GRR | Allegan, Van Buren | 57 min |
| Sep 28, 10:47 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 58 min |
| Sep 29, 12:00 AM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 60 min |
| Sep 29, 12:29 AM EDT | Severe Thunderstorm Warning | DTX | Genesee, Shiawassee | 61 min |
| Sep 29, 1:05 AM EDT | Severe Thunderstorm Warning | DTX | Oakland, Washtenaw | 55 min |
| Sep 29, 1:26 AM EDT | Severe Thunderstorm Warning | APX | Benzie, Manistee | 64 min |
| Sep 29, 2:23 AM EDT | Severe Thunderstorm Warning | APX | Mecosta, Osceola | 32 min |
| Sep 29, 5:29 PM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo, Van Buren | 46 min |
| Sep 29, 5:52 PM EDT | Severe Thunderstorm Warning | IND | Cass | 38 min |
| Sep 29, 6:06 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 54 min |
| Sep 29, 6:42 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Ingham | 48 min |
| Sep 29, 7:01 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 29 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Calhoun County5
- Eaton County4
- Genesee County4
- Macomb County3
- Clinton County3
- Van Buren County3
- Ingham County2
- Gratiot County2
- Shiawassee County2
- Osceola County2
- Lenawee County2
- Monroe County2
- Allegan County2
- Oakland County2
- Jackson County2
- Washtenaw County2
- Oceana County1
- Muskegon County1
- Newaygo County1
- Kent County1
- Saginaw County1
- Clare County1
- Hillsdale County1
- Livingston County1
- Saint Clair County1
- Delta County1
- Schoolcraft County1
- Benzie County1
- Manistee County1
- Mecosta County1
- Kalamazoo County1
- Cass County1
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. Warning verification from the Mesonet's Cow. Rebuilt daily.