Alert archive / Michigan / Severe Thunderstorm Warnings / 2011
Severe Thunderstorm Warnings in Michigan, August 2011
76 severe thunderstorm warnings in August 2011. 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 2011. Tap one for its archive.
- Severe Thunderstorm Warnings
- 76
- Busiest day
- August 13, 201115 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 |
|---|---|---|---|---|
| Jul 31, 9:10 PM EDT | Severe Thunderstorm Warning | GRR | Mason | 65 min |
| Jul 31, 10:02 PM EDT | Severe Thunderstorm Warning | GRR | Oceana | 50 min |
| Aug 1, 3:23 AM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 37 min |
| Aug 1, 5:18 AM EDT | Severe Thunderstorm Warning | DTX | Bay, Tuscola | 35 min |
| Aug 1, 2:38 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 31 min |
| Aug 2, 8:33 PM EDT | Severe Thunderstorm Warning | IWX | Berrien, Cass | 57 min |
| Aug 2, 9:17 PM EDT | Severe Thunderstorm Warning | IWX | Branch, Cass, Saint Joseph | 20 min |
| Aug 2, 10:40 PM EDT | Severe Thunderstorm Warning | GRR | Mecosta, Newaygo | 73 min |
| Aug 2, 11:36 PM EDT | Severe Thunderstorm Warning | IWX | Berrien, Cass | 84 min |
| Aug 7, 8:26 PM EDT | Severe Thunderstorm Warning | IWX | Cass | 34 min |
| Aug 9, 9:03 AM EDT | Severe Thunderstorm Warning | APX | Chippewa, Mackinac | 33 min |
| Aug 9, 11:38 AM EDT | Severe Thunderstorm Warning | APX | Antrim, Charlevoix | 67 min |
| Aug 9, 12:15 PM EDT | Severe Thunderstorm Warning | APX | Antrim | 45 min |
| Aug 9, 4:12 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Oakland, Wayne | 52 min |
| Aug 9, 4:44 PM EDT | Severe Thunderstorm Warning | DTX | Monroe, Washtenaw | 32 min |
| Aug 9, 5:42 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe, Washtenaw, Wayne | 31 min |
| Aug 13, 10:53 AM EDT | Severe Thunderstorm Warning | GRR | Van Buren | 67 min |
| Aug 13, 1:06 PM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo, Van Buren | 54 min |
| Aug 13, 3:07 PM EDT | Severe Thunderstorm Warning | GRR | Kent, Ottawa | 70 min |
| Aug 13, 3:21 PM EDT | Severe Thunderstorm Warning | GRR | Kent, Ottawa | 54 min |
| Aug 13, 3:43 PM EDT | Severe Thunderstorm Warning | GRR | Van Buren | 65 min |
| Aug 13, 3:43 PM EDT | Severe Thunderstorm Warning | IWX | Berrien, Cass | 29 min |
| Aug 13, 4:10 PM EDT | Severe Thunderstorm Warning | IWX | Berrien, Branch, Cass, Saint Joseph | 65 min |
| Aug 13, 5:04 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Kalamazoo | 64 min |
| Aug 13, 5:09 PM EDT | Severe Thunderstorm Warning | IWX | Branch, Hillsdale, Saint Joseph | 66 min |
| Aug 13, 5:35 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 73 min |
| Aug 13, 5:47 PM EDT | Severe Thunderstorm Warning | IWX | Berrien | 48 min |
| Aug 13, 6:15 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 63 min |
| Aug 13, 6:19 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 30 min |
| Aug 13, 6:57 PM EDT | Severe Thunderstorm Warning | DTX | Oakland, Wayne | 63 min |
| Aug 13, 7:37 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 53 min |
| Aug 13, 8:18 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 31 min |
| Aug 17, 3:29 PM EDT | Severe Thunderstorm Warning | APX | Mackinac | 25 min |
| Aug 18, 3:38 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 26 min |
| Aug 18, 4:59 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 46 min |
| Aug 19, 7:45 AM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 60 min |
| Aug 19, 8:21 AM EDT | Severe Thunderstorm Warning | MQT | Baraga, Houghton, Ontonagon | 39 min |
| Aug 19, 8:59 AM EDT | Severe Thunderstorm Warning | MQT | Baraga, Marquette | 61 min |
| Aug 19, 3:15 PM EDT | Severe Thunderstorm Warning | MQT | Baraga, Houghton | 60 min |
| Aug 19, 4:44 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Marquette | 46 min |
| Aug 19, 6:35 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 40 min |
| Aug 19, 8:40 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 50 min |
| Aug 20, 6:02 AM EDT | Severe Thunderstorm Warning | APX | Crawford, Kalkaska | 43 min |
| Aug 20, 1:06 PM EDT | Severe Thunderstorm Warning | GRR | Kent, Ottawa | 39 min |
| Aug 20, 1:21 PM EDT | Severe Thunderstorm Warning | GRR | Allegan | 39 min |
| Aug 20, 1:42 PM EDT | Severe Thunderstorm Warning | GRR | Ionia, Kent, Montcalm | 48 min |
| Aug 20, 2:03 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 25 min |
| Aug 20, 2:04 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Gratiot, Ionia, Montcalm | 59 min |
| Aug 20, 2:47 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw, Shiawassee | 55 min |
| Aug 20, 3:04 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 71 min |
| Aug 20, 3:32 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton, Ingham, Jackson | 47 min |
| Aug 20, 3:43 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair, Sanilac | 24 min |
| Aug 20, 3:50 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 70 min |
| Aug 20, 4:05 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 55 min |
| Aug 20, 4:56 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Oakland, Wayne | 47 min |
| Aug 20, 5:21 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 34 min |
| Aug 21, 4:10 PM EDT | Severe Thunderstorm Warning | APX | Alpena, Presque Isle | 38 min |
| Aug 23, 10:45 PM EDT | Severe Thunderstorm Warning | APX | Benzie, Leelanau, Manistee | 45 min |
| Aug 24, 5:43 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair, Sanilac | 47 min |
| Aug 24, 7:07 PM EDT | Severe Thunderstorm Warning | APX | Iosco | 38 min |
| Aug 24, 7:36 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 54 min |
| Aug 24, 7:38 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 52 min |
| Aug 24, 7:45 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 60 min |
| Aug 24, 7:53 PM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo, Van Buren | 49 min |
| Aug 24, 7:56 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 79 min |
| Aug 24, 8:09 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Saint Joseph | 51 min |
| Aug 24, 8:16 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 74 min |
| Aug 24, 8:19 PM EDT | Severe Thunderstorm Warning | IWX | Branch, Cass, Saint Joseph | 41 min |
| Aug 24, 8:25 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun | 47 min |
| Aug 24, 8:29 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 46 min |
| Aug 24, 8:50 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 45 min |
| Aug 24, 8:57 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Saint Joseph | 33 min |
| Aug 24, 9:29 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 31 min |
| Aug 24, 9:33 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 57 min |
| Aug 24, 9:48 PM EDT | Severe Thunderstorm Warning | DTX | Oakland, Wayne | 46 min |
| Aug 24, 9:58 PM EDT | Severe Thunderstorm Warning | DTX | Monroe, Wayne | 40 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wayne County10
- Cass County9
- Saint Clair County7
- Saint Joseph County6
- Macomb County6
- Oakland County6
- Washtenaw County6
- Berrien County5
- Calhoun County5
- Branch County4
- Van Buren County4
- Kent County4
- Jackson County4
- Monroe County3
- Kalamazoo County3
- Ottawa County3
- Livingston County3
- Baraga County3
- Saginaw County2
- Lenawee County2
- Mackinac County2
- Antrim County2
- Ingham County2
- Ontonagon County2
- Houghton County2
- Marquette County2
- Menominee County2
- Ionia County2
- Montcalm County2
- Genesee County2
- Sanilac County2
- Mason County1
- Oceana County1
- Bay County1
- Tuscola County1
- Mecosta County1
- Newaygo County1
- Chippewa County1
- Charlevoix County1
- Hillsdale County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.