Alert archive / Michigan / Severe Thunderstorm Warnings / 2020
Severe Thunderstorm Warnings in Michigan, July 2020
78 severe thunderstorm warnings in July 2020. 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 July 2020. Tap one for its archive.
- Severe Thunderstorm Warnings
- 78
- Busiest day
- July 19, 202030 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 2, 3:39 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 36 min |
| Jul 5, 2:16 PM EDT | Severe Thunderstorm Warning | MQT | Schoolcraft | 29 min |
| Jul 5, 2:51 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Menominee | 24 min |
| Jul 5, 3:13 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 32 min |
| Jul 5, 3:43 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 32 min |
| Jul 5, 5:17 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 18 min |
| Jul 5, 8:53 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Houghton, Iron, Ontonagon | 37 min |
| Jul 6, 3:46 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Schoolcraft | 23 min |
| Jul 6, 3:47 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Luce | 29 min |
| Jul 6, 4:20 PM EDT | Severe Thunderstorm Warning | MQT | Luce | 25 min |
| Jul 6, 4:22 PM EDT | Severe Thunderstorm Warning | APX | Chippewa | 53 min |
| Jul 6, 4:26 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 29 min |
| Jul 6, 4:52 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Delta, Menominee, Schoolcraft | 38 min |
| Jul 6, 5:27 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Schoolcraft | 32 min |
| Jul 8, 1:54 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 26 min |
| Jul 8, 2:25 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 50 min |
| Jul 8, 8:23 PM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 37 min |
| Jul 8, 8:43 PM EDT | Severe Thunderstorm Warning | MQT | Baraga, Houghton | 32 min |
| Jul 8, 9:10 PM EDT | Severe Thunderstorm Warning | MQT | Baraga, Marquette | 35 min |
| Jul 9, 2:39 AM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Menominee | 36 min |
| Jul 9, 5:54 PM EDT | Severe Thunderstorm Warning | APX | Oscoda | 36 min |
| Jul 9, 6:07 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer, Macomb, Oakland, Saint Clair | 23 min |
| Jul 9, 6:20 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac | 55 min |
| Jul 9, 9:41 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 48 min |
| Jul 10, 10:53 AM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 52 min |
| Jul 10, 11:58 AM EDT | Severe Thunderstorm Warning | DTX | Monroe, Washtenaw, Wayne | 46 min |
| Jul 10, 1:23 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Oakland | 52 min |
| Jul 10, 1:57 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 63 min |
| Jul 15, 4:05 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Grand Traverse, Kalkaska | 55 min |
| Jul 15, 4:38 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Charlevoix, Kalkaska, Otsego | 15 min |
| Jul 18, 6:17 AM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Iron | 43 min |
| Jul 18, 10:20 AM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Emmet | 38 min |
| Jul 18, 10:26 AM EDT | Severe Thunderstorm Warning | APX | Antrim | 49 min |
| Jul 18, 10:40 AM EDT | Severe Thunderstorm Warning | APX | Charlevoix, Cheboygan, Montmorency, Otsego | 40 min |
| Jul 18, 10:55 AM EDT | Severe Thunderstorm Warning | APX | Antrim, Kalkaska | 50 min |
| Jul 18, 11:08 AM EDT | Severe Thunderstorm Warning | APX | Crawford, Kalkaska, Otsego | 52 min |
| Jul 18, 12:15 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 30 min |
| Jul 18, 12:30 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Oscoda | 60 min |
| Jul 18, 1:18 PM EDT | Severe Thunderstorm Warning | APX | Alcona | 42 min |
| Jul 18, 4:31 PM EDT | Severe Thunderstorm Warning | APX | Charlevoix, Emmet | 44 min |
| Jul 18, 4:35 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 40 min |
| Jul 18, 4:49 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan | 41 min |
| Jul 18, 5:04 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 56 min |
| Jul 18, 5:12 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 48 min |
| Jul 18, 6:04 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 56 min |
| Jul 18, 11:31 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 44 min |
| Jul 19, 12:03 AM EDT | Severe Thunderstorm Warning | MQT | Baraga, Gogebic, Houghton, Ontonagon | 42 min |
| Jul 19, 12:08 AM EDT | Severe Thunderstorm Warning | MQT | Houghton, Keweenaw | 52 min |
| Jul 19, 2:37 AM EDT | Severe Thunderstorm Warning | MQT | Alger, Delta, Marquette | 53 min |
| Jul 19, 3:05 AM EDT | Severe Thunderstorm Warning | MQT | Delta, Dickinson, Marquette, Menominee | 40 min |
| Jul 19, 3:23 AM EDT | Severe Thunderstorm Warning | MQT | Delta, Schoolcraft | 52 min |
| Jul 19, 3:42 AM EDT | Severe Thunderstorm Warning | MQT | Delta, Menominee, Schoolcraft | 48 min |
| Jul 19, 3:59 AM EDT | Severe Thunderstorm Warning | APX | Chippewa | 61 min |
| Jul 19, 4:06 AM EDT | Severe Thunderstorm Warning | MQT | Menominee | 39 min |
| Jul 19, 4:33 AM EDT | Severe Thunderstorm Warning | APX | Charlevoix | 27 min |
| Jul 19, 5:26 AM EDT | Severe Thunderstorm Warning | APX | Antrim, Charlevoix, Cheboygan, Emmet, Otsego | 64 min |
| Jul 19, 5:37 AM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 68 min |
| Jul 19, 6:07 AM EDT | Severe Thunderstorm Warning | APX | Grand Traverse, Kalkaska, Leelanau, Missaukee, Wexford | 53 min |
| Jul 19, 6:14 AM EDT | Severe Thunderstorm Warning | APX | Alpena, Crawford, Montmorency, Oscoda, Otsego | 61 min |
| Jul 19, 7:07 AM EDT | Severe Thunderstorm Warning | GRR | Mason | 39 min |
| Jul 19, 7:33 AM EDT | Severe Thunderstorm Warning | APX | Arenac, Iosco, Ogemaw | 42 min |
| Jul 19, 8:25 AM EDT | Severe Thunderstorm Warning | GRR | Isabella, Mecosta | 44 min |
| Jul 19, 8:28 AM EDT | Severe Thunderstorm Warning | APX | Arenac, Gladwin | 36 min |
| Jul 19, 8:34 AM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland | 56 min |
| Jul 19, 8:54 AM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 51 min |
| Jul 19, 9:03 AM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 73 min |
| Jul 19, 9:17 AM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 58 min |
| Jul 19, 10:07 AM EDT | Severe Thunderstorm Warning | DTX | Genesee, Shiawassee | 53 min |
| Jul 19, 10:21 AM EDT | Severe Thunderstorm Warning | DTX | Lapeer, Oakland | 54 min |
| Jul 19, 11:43 AM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 35 min |
| Jul 19, 11:44 AM EDT | Severe Thunderstorm Warning | GRR | Calhoun | 20 min |
| Jul 19, 11:49 AM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 56 min |
| Jul 19, 1:22 PM EDT | Severe Thunderstorm Warning | IWX | Berrien | 38 min |
| Jul 19, 1:34 PM EDT | Severe Thunderstorm Warning | GRR | Van Buren | 40 min |
| Jul 19, 2:02 PM EDT | Severe Thunderstorm Warning | DTX | Monroe, Wayne | 58 min |
| Jul 26, 6:55 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 27 min |
| Jul 28, 8:37 PM EDT | Severe Thunderstorm Warning | GRR | Muskegon, Ottawa | 29 min |
| Jul 28, 9:46 PM EDT | Severe Thunderstorm Warning | GRR | Muskegon, Ottawa | 41 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Menominee County11
- Cheboygan County9
- Delta County7
- Schoolcraft County6
- Antrim County5
- Kalkaska County5
- Charlevoix County5
- Otsego County5
- Presque Isle County5
- Houghton County4
- Ontonagon County4
- Alger County4
- Saint Clair County4
- Macomb County4
- Gogebic County3
- Wayne County3
- Baraga County3
- Marquette County3
- Dickinson County3
- Oscoda County3
- Oakland County3
- Washtenaw County3
- Emmet County3
- Alpena County3
- Iron County2
- Luce County2
- Chippewa County2
- Lapeer County2
- Monroe County2
- Grand Traverse County2
- Montmorency County2
- Crawford County2
- Alcona County2
- Arenac County2
- Muskegon County2
- Ottawa County2
- Sanilac County1
- Livingston County1
- Lenawee County1
- Keweenaw County1
19 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.