Weather alerts in Michigan, 1986
237 weather alerts in 1986, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 1986. Tap one for its archive.
- Alerts
- 237
- Warnings
- 237
- Watches
- 0
- Advisories
- 0
- Busiest month
- September81 alerts
- Busiest day
- September 11, 198623 alerts
Over time
By month
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 |
|---|---|---|---|---|
| Mar 31, 7:05 PM EST | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 55 min |
| Apr 25, 9:41 PM EST | Severe Thunderstorm Warning | GRR | Calhoun | 24 min |
| Apr 25, 10:08 PM EST | Severe Thunderstorm Warning | IND | Berrien, Cass | 52 min |
| Apr 26, 2:32 AM EST | Severe Thunderstorm Warning | GRR | Kent | 58 min |
| Apr 28, 3:50 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw, Shiawassee | 55 min |
| Apr 28, 4:19 PM EDT | Tornado Warning | DTX | Shiawassee | 41 min |
| May 6, 11:36 AM EDT | Severe Thunderstorm Warning | GRR | Ingham, Jackson | 9 min |
| May 6, 11:56 AM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 44 min |
| May 6, 11:56 AM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 44 min |
| May 6, 12:28 PM EDT | Tornado Warning | DTX | Oakland, Wayne | 50 min |
| May 6, 12:58 PM EDT | Tornado Warning | DTX | Macomb, Saint Clair | 47 min |
| May 6, 3:19 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe | 51 min |
| May 6, 4:25 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 35 min |
| May 6, 4:43 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 27 min |
| May 6, 5:13 PM EDT | Severe Thunderstorm Warning | APX | Muskegon, Oceana | 47 min |
| May 6, 5:22 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe | 38 min |
| May 6, 6:01 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 59 min |
| May 6, 6:38 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 52 min |
| May 6, 7:10 PM EDT | Severe Thunderstorm Warning | GRR | Eaton, Jackson | 45 min |
| May 6, 7:10 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 65 min |
| May 6, 7:43 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 47 min |
| May 6, 7:45 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 45 min |
| May 6, 8:11 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 49 min |
| May 6, 8:19 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 41 min |
| May 15, 7:20 PM EDT | Tornado Warning | GRR | Branch | 40 min |
| May 15, 7:27 PM EDT | Tornado Warning | GRR | Calhoun | 33 min |
| May 17, 2:46 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 29 min |
| May 17, 3:16 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 29 min |
| May 17, 3:46 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 44 min |
| May 17, 4:10 PM EDT | Tornado Warning | DTX | Washtenaw | 25 min |
| May 17, 4:20 PM EDT | Tornado Warning | GRR | Montcalm | 25 min |
| May 17, 4:23 PM EDT | Tornado Warning | GRR | Gratiot | 67 min |
| May 17, 4:32 PM EDT | Tornado Warning | DTX | Washtenaw, Wayne | 28 min |
| May 17, 5:03 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 57 min |
| May 17, 5:09 PM EDT | Tornado Warning | DTX | Midland, Saginaw | 51 min |
| May 17, 5:26 PM EDT | Severe Thunderstorm Warning | GRR | Clinton | 3 hr |
| May 17, 5:59 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 2 hr |
| May 17, 6:04 PM EDT | Tornado Warning | GRR | Kent | 26 min |
| May 17, 6:12 PM EDT | Severe Thunderstorm Warning | GRR | Allegan | 23 min |
| May 17, 6:37 PM EDT | Tornado Warning | GRR | Ionia | 38 min |
| May 17, 7:51 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw, Shiawassee | 39 min |
| May 17, 8:16 PM EDT | Severe Thunderstorm Warning | APX | Newaygo | 44 min |
| May 17, 8:34 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw, Shiawassee | 56 min |
| May 17, 9:03 PM EDT | Tornado Warning | GRR | Hillsdale | 27 min |
| May 17, 9:26 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 34 min |
| May 17, 9:51 PM EDT | Tornado Warning | GRR | Allegan | 24 min |
| Jun 11, 3:17 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Oakland | 43 min |
| Jun 11, 5:49 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 56 min |
| Jun 11, 6:12 PM EDT | Flash Flood Warning | GRR | Ingham | 93 min |
| Jun 11, 8:21 PM EDT | Severe Thunderstorm Warning | APX | Muskegon, Newaygo | 39 min |
| Jun 11, 8:41 PM EDT | Tornado Warning | GRR | Kent | 29 min |
| Jun 11, 8:47 PM EDT | Tornado Warning | GRR | Barry | 28 min |
| Jun 11, 8:59 PM EDT | Tornado Warning | DTX | Oakland | 46 min |
| Jun 11, 9:05 PM EDT | Severe Thunderstorm Warning | GRR | Eaton | 55 min |
| Jun 11, 9:18 PM EDT | Tornado Warning | APX | Newaygo | 42 min |
| Jun 11, 9:23 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Ingham | 37 min |
| Jun 11, 9:44 PM EDT | Flash Flood Warning | GRR | Eaton, Ingham | 4 hr |
| Jun 11, 9:49 PM EDT | Flash Flood Warning | GRR | Ingham | 11 min |
| Jun 11, 9:56 PM EDT | Tornado Warning | DTX | Oakland | 49 min |
| Jun 11, 10:15 PM EDT | Tornado Warning | DTX | Lapeer | 45 min |
| Jun 16, 6:30 AM EDT | Severe Thunderstorm Warning | APX | Chippewa, Mackinac | 60 min |
| Jun 21, 8:52 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 68 min |
| Jun 21, 10:01 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 59 min |
| Jun 22, 5:52 PM EDT | Tornado Warning | DTX | Genesee | 38 min |
| Jun 23, 7:36 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 54 min |
| Jun 26, 11:31 AM EDT | Severe Thunderstorm Warning | MQT | Alger | 59 min |
| Jun 28, 3:23 AM EDT | Severe Thunderstorm Warning | APX | Lake, Mason | 40 min |
| Jun 29, 3:52 PM EDT | Tornado Warning | DTX | Lapeer | 38 min |
| Jul 4, 6:23 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Marquette, Menominee | 67 min |
| Jul 4, 8:30 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Menominee | 60 min |
| Jul 4, 8:30 PM EDT | Severe Thunderstorm Warning | MQT | Delta | 60 min |
| Jul 4, 9:00 PM EDT | Tornado Warning | MQT | Dickinson, Menominee | 60 min |
| Jul 4, 9:00 PM EDT | Tornado Warning | MQT | Delta | 60 min |
| Jul 4, 10:04 PM EDT | Tornado Warning | MQT | Delta, Menominee | 26 min |
| Jul 4, 10:28 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Schoolcraft | 62 min |
| Jul 4, 10:40 PM EDT | Severe Thunderstorm Warning | APX | Mackinac | 65 min |
| Jul 4, 10:58 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Menominee | 62 min |
| Jul 4, 11:27 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Marquette | 63 min |
| Jul 4, 11:27 PM EDT | Severe Thunderstorm Warning | MQT | Schoolcraft | 63 min |
| Jul 15, 7:37 PM EDT | Severe Thunderstorm Warning | APX | Oceana | 48 min |
| Jul 15, 7:45 PM EDT | Severe Thunderstorm Warning | APX | Muskegon | 60 min |
| Jul 15, 8:42 PM EDT | Severe Thunderstorm Warning | GRR | Kent, Ottawa | 48 min |
| Jul 15, 8:51 PM EDT | Tornado Warning | GRR | Allegan, Kent | 39 min |
| Jul 15, 9:17 PM EDT | Tornado Warning | GRR | Barry, Ionia | 58 min |
| Jul 15, 9:49 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 56 min |
| Jul 15, 10:00 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Ingham | 60 min |
| Jul 15, 11:29 PM EDT | Severe Thunderstorm Warning | DTX | Oakland, Washtenaw, Wayne | 61 min |
| Jul 15, 11:29 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe | 61 min |
| Jul 16, 12:48 AM EDT | Severe Thunderstorm Warning | IND | Berrien | 42 min |
| Jul 17, 7:00 PM EDT | Severe Thunderstorm Warning | APX | Chippewa, Luce | 90 min |
| Jul 17, 9:50 PM EDT | Tornado Warning | APX | Luce | 25 min |
| Jul 18, 1:00 PM EDT | Severe Thunderstorm Warning | APX | Chippewa, Luce, Mackinac | 60 min |
| Jul 18, 1:05 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Delta, Marquette | 55 min |
| Jul 18, 1:05 PM EDT | Severe Thunderstorm Warning | MQT | Schoolcraft | 55 min |
| Jul 18, 2:05 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Marquette | 55 min |
| Jul 18, 2:59 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Marquette | 61 min |
| Jul 18, 3:45 PM EDT | Flash Flood Warning | MQT | Alger, Delta, Marquette | 6 hr |
| Jul 18, 4:04 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Menominee | 56 min |
| Jul 18, 4:08 PM EDT | Severe Thunderstorm Warning | APX | Oscoda | 57 min |
| Jul 18, 4:43 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena | 32 min |
| Jul 18, 4:55 PM EDT | Severe Thunderstorm Warning | DTX | Roscommon | 60 min |
| Jul 18, 4:59 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Menominee | 61 min |
| Jul 18, 5:00 PM EDT | Tornado Warning | DTX | Roscommon | 60 min |
| Jul 18, 6:11 PM EDT | Tornado Warning | APX | Oscoda | 34 min |
| Jul 18, 6:54 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 66 min |
| Jul 18, 7:22 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac, Tuscola | 38 min |
| Jul 18, 7:57 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac, Tuscola | 63 min |
| Jul 18, 8:15 PM EDT | Tornado Warning | DTX | Saginaw | 45 min |
| Jul 18, 9:08 PM EDT | Tornado Warning | DTX | Genesee | 52 min |
| Jul 18, 9:38 PM EDT | Tornado Warning | DTX | Genesee, Shiawassee | 52 min |
| Jul 18, 10:09 PM EDT | Tornado Warning | DTX | Genesee, Shiawassee | 51 min |
| Jul 19, 5:45 PM EDT | Severe Thunderstorm Warning | DTX | Roscommon | 60 min |
| Jul 19, 9:38 PM EDT | Severe Thunderstorm Warning | GRR | Allegan | 52 min |
| Jul 19, 9:55 PM EDT | Severe Thunderstorm Warning | IND | Berrien | 50 min |
| Jul 19, 10:21 PM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo | 39 min |
| Jul 24, 9:30 AM EDT | Severe Thunderstorm Warning | APX | Chippewa, Luce | 60 min |
| Jul 24, 10:25 AM EDT | Severe Thunderstorm Warning | APX | Chippewa, Luce | 65 min |
| Jul 25, 4:33 PM EDT | Tornado Warning | DTX | Clare | 27 min |
| Jul 25, 5:10 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 35 min |
| Jul 25, 5:28 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 62 min |
| Jul 25, 5:56 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 64 min |
| Jul 25, 8:41 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 19 min |
| Jul 27, 6:15 PM EDT | Tornado Warning | MQT | Alger | 15 min |
| Aug 2, 11:34 AM EDT | Severe Thunderstorm Warning | GRR | Kent | 41 min |
| Aug 2, 1:16 PM EDT | Severe Thunderstorm Warning | GRR | Barry | 29 min |
| Aug 2, 1:16 PM EDT | Severe Thunderstorm Warning | GRR | Kent | 17 min |
| Aug 2, 1:42 PM EDT | Severe Thunderstorm Warning | GRR | Eaton | 33 min |
| Aug 2, 2:13 PM EDT | Tornado Warning | DTX | Genesee | 32 min |
| Aug 2, 2:25 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 20 min |
| Aug 2, 2:26 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 44 min |
| Aug 2, 2:26 PM EDT | Severe Thunderstorm Warning | DTX | Livingston | 44 min |
| Aug 2, 2:35 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 55 min |
| Aug 2, 3:25 PM EDT | Tornado Warning | DTX | Macomb | 25 min |
| Aug 2, 3:47 PM EDT | Tornado Warning | DTX | Saint Clair | 28 min |
| Aug 2, 3:57 PM EDT | Tornado Warning | DTX | Wayne | 23 min |
| Aug 8, 4:36 PM EDT | Severe Thunderstorm Warning | APX | Iosco | 59 min |
| Aug 15, 4:14 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe | 31 min |
| Aug 15, 4:14 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 31 min |
| Aug 16, 9:14 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Delta, Marquette | 61 min |
| Aug 16, 9:14 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Menominee | 61 min |
| Aug 16, 9:15 PM EDT | Severe Thunderstorm Warning | APX | Chippewa, Luce | 65 min |
| Aug 26, 1:22 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 53 min |
| Aug 26, 1:22 PM EDT | Severe Thunderstorm Warning | DTX | Oakland, Wayne | 53 min |
| Aug 26, 1:43 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 37 min |
| Aug 26, 5:44 PM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo | 16 min |
| Aug 26, 6:24 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 36 min |
| Aug 26, 6:42 PM EDT | Tornado Warning | GRR | Ingham | 33 min |
| Aug 26, 6:52 PM EDT | Severe Thunderstorm Warning | GRR | Hillsdale | 31 min |
| Aug 26, 6:59 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 31 min |
| Aug 26, 7:00 PM EDT | Tornado Warning | DTX | Livingston | 30 min |
| Aug 26, 7:11 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 49 min |
| Aug 26, 8:06 PM EDT | Tornado Warning | DTX | Genesee | 24 min |
| Aug 26, 8:28 PM EDT | Tornado Warning | DTX | Genesee, Lapeer | 27 min |
| Aug 26, 8:52 PM EDT | Tornado Warning | DTX | Washtenaw, Wayne | 23 min |
| Sep 10, 6:11 PM EDT | Tornado Warning | GRR | Calhoun, Eaton | 19 min |
| 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, 7:58 PM EDT | Tornado Warning | APX | Oceana | 32 min |
| Sep 10, 8:01 PM EDT | Tornado Warning | DTX | Oakland | 44 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, 9:10 PM EDT | Flash Flood Warning | APX | Muskegon, Newaygo | 110 min |
| Sep 10, 9:34 PM EDT | Severe Thunderstorm Warning | GRR | Kent | 41 min |
| Sep 10, 10:26 PM EDT | Flash Flood Warning | GRR | Kent | 3 hr |
| Sep 10, 11:02 PM EDT | Flash Flood Warning | APX | Muskegon, Newaygo, Oceana | 118 min |
| Sep 10, 11:07 PM EDT | Flash Flood Warning | GRR | Gratiot | 3 hr |
| Sep 10, 11:47 PM EDT | Flash Flood Warning | GRR | Montcalm | 4 hr |
| Sep 11, 1:11 AM EDT | Flash Flood Warning | GRR | Kent | 4 hr |
| Sep 11, 3:03 AM EDT | Flash Flood Warning | GRR | Montcalm | 4 hr |
| Sep 11, 3:35 AM EDT | Flash Flood Warning | APX | Lake, Mecosta, Osceola | 4 hr |
| Sep 11, 3:35 AM EDT | Flash Flood Warning | APX | Mason | 4 hr |
| Sep 11, 5:05 AM EDT | Flash Flood Warning | GRR | Kent, Montcalm | 4 hr |
| Sep 11, 6:15 AM EDT | Flash Flood Warning | APX | Muskegon | 105 min |
| Sep 11, 7:30 AM EDT | Flash Flood Warning | DTX | Tuscola | 3 hr |
| Sep 11, 7:37 AM EDT | Flash Flood Warning | APX | Muskegon, Newaygo, Oceana | 4 hr |
| Sep 11, 7:37 AM EDT | Flash Flood Warning | APX | Lake, Mecosta, Osceola | 4 hr |
| Sep 11, 7:37 AM EDT | Flash Flood Warning | APX | Mason | 4 hr |
| Sep 11, 11:40 AM EDT | Flash Flood Warning | APX | Oceana | 3 hr |
| Sep 11, 7:08 PM EDT | Flash Flood Warning | DTX | Saginaw | 4 hr |
| Sep 11, 7:49 PM EDT | Flash Flood Warning | APX | Oceana | 2 hr |
| Sep 11, 8:44 PM EDT | Flash Flood Warning | APX | Muskegon | 3 hr |
| Sep 11, 10:05 PM EDT | Flash Flood Warning | APX | Oceana | 115 min |
| Sep 12, 2:05 AM EDT | Flash Flood Warning | GRR | Ionia | 4 hr |
| Sep 12, 2:13 AM EDT | Flash Flood Warning | GRR | Clinton, Gratiot | 107 min |
| Sep 12, 2:54 AM EDT | Flash Flood Warning | GRR | Kent | 66 min |
| Sep 12, 4:18 AM EDT | Flash Flood Warning | GRR | Clinton, Gratiot | 2 hr |
| Sep 12, 7:00 AM EDT | Flash Flood Warning | GRR | Clinton, Gratiot | 2 hr |
| Sep 12, 7:29 PM EDT | Flash Flood Warning | GRR | Ionia, Kent | 4 hr |
| Sep 13, 5:10 AM EDT | Flash Flood Warning | GRR | Ionia | 4 hr |
| Sep 13, 8:46 AM EDT | Flash Flood Warning | GRR | Ionia | 3 hr |
| Sep 16, 10:00 AM EDT | Flash Flood Warning | GRR | Isabella | 4 hr |
| Sep 22, 6:17 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Gratiot | 28 min |
| Sep 22, 6:54 PM EDT | Flash Flood Warning | GRR | Clinton | 2 hr |
| 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 22, 8:53 PM EDT | Flash Flood Warning | GRR | Clinton, Gratiot | 2 hr |
| Sep 22, 10:54 PM EDT | Flash Flood Warning | DTX | Saginaw | 4 hr |
| Sep 22, 10:58 PM EDT | Flash Flood Warning | GRR | Clinton, Gratiot | 2 hr |
| 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, 5:20 PM EDT | Tornado Warning | GRR | Kalamazoo | 31 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, 7:13 PM EDT | Tornado Warning | DTX | Livingston, Oakland | 47 min |
| Sep 26, 7:23 PM EDT | Tornado Warning | DTX | Monroe, Wayne | 52 min |
| Sep 26, 8:12 PM EDT | Tornado Warning | DTX | Macomb, Oakland | 48 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, 1:53 AM EDT | Tornado Warning | DTX | Wayne | 52 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, 1:07 AM EDT | Flash Flood Warning | GRR | Branch | 3 hr |
| 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, 2:33 AM EDT | Tornado Warning | DTX | Macomb, Saint Clair | 42 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 |
| Sep 29, 7:54 PM EDT | Tornado Warning | DTX | Genesee | 66 min |
| Sep 29, 8:16 PM EDT | Tornado Warning | DTX | Genesee, Lapeer | 59 min |
| Sep 29, 8:28 PM EDT | Flash Flood Warning | DTX | Genesee | 5 hr |
| Oct 1, 6:45 PM EDT | Tornado Warning | GRR | Hillsdale | 30 min |
| Oct 8, 5:11 AM EDT | Severe Thunderstorm Warning | GRR | Ottawa | 49 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 141 |
| Tornado Warning | 57 |
| Flooding | |
| Flash Flood Warning | 39 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Genesee County16
- Kent County13
- Ingham County12
- Washtenaw County12
- Clinton County12
- Delta County12
- Calhoun County11
- Lenawee County11
- Oakland County11
- Wayne County11
- Monroe County11
- Eaton County11
- Shiawassee County10
- Gratiot County10
- Jackson County9
- Muskegon County9
- Oceana County9
- Saginaw County8
- Macomb County8
- Menominee County8
- Newaygo County7
- Alger County7
- Marquette County7
- Allegan County6
- Ionia County6
- Chippewa County6
- Luce County6
- Livingston County5
- Lapeer County5
- Saint Clair County4
- Tuscola County4
- Montcalm County4
- Hillsdale County4
- Dickinson County4
- Schoolcraft County4
- Kalamazoo County4
- Osceola County4
- Gogebic County3
- Ontonagon County3
- Berrien County3
21 more counties
- Barry County3
- Mackinac County3
- Lake County3
- Mason County3
- Roscommon County3
- Mecosta County3
- Van Buren County3
- Cass County2
- Branch County2
- Alpena County2
- Ottawa County2
- Oscoda County2
- Huron County2
- Sanilac County2
- Clare County2
- Midland County1
- Alcona County1
- Iosco County1
- Isabella County1
- Benzie County1
- Manistee County1
The busiest days
Days with the most alerts issued, by UTC date.
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. Rebuilt daily.