Alert archive / Michigan / Severe Thunderstorm Warnings / 1999
Severe Thunderstorm Warnings in Michigan, July 1999
168 severe thunderstorm warnings in July 1999. 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 1999. Tap one for its archive.
- Severe Thunderstorm Warnings
- 168
- Busiest day
- July 31, 199941 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 3, 9:35 AM EDT | Severe Thunderstorm Warning | DTX | Sanilac | 60 min |
| Jul 4, 6:21 PM EDT | Severe Thunderstorm Warning | MQT | Luce | 29 min |
| Jul 4, 8:22 PM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 43 min |
| Jul 4, 10:53 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Marquette | 47 min |
| Jul 5, 4:27 AM EDT | Severe Thunderstorm Warning | MQT | Houghton, Ontonagon | 58 min |
| Jul 5, 4:27 AM EDT | Severe Thunderstorm Warning | MQT | Keweenaw | 58 min |
| Jul 5, 6:05 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 40 min |
| Jul 5, 6:12 PM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 43 min |
| Jul 5, 6:21 PM EDT | Severe Thunderstorm Warning | MQT | Houghton | 44 min |
| Jul 5, 6:46 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 49 min |
| Jul 5, 6:57 PM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 28 min |
| Jul 5, 7:02 PM EDT | Severe Thunderstorm Warning | MQT | Baraga | 58 min |
| Jul 5, 7:32 PM EDT | Severe Thunderstorm Warning | MQT | Marquette | 63 min |
| Jul 5, 8:04 PM EDT | Severe Thunderstorm Warning | MQT | Alger | 61 min |
| Jul 5, 8:40 PM EDT | Severe Thunderstorm Warning | MQT | Schoolcraft | 60 min |
| Jul 5, 9:14 PM EDT | Severe Thunderstorm Warning | MQT | Delta | 56 min |
| Jul 5, 9:19 PM EDT | Severe Thunderstorm Warning | MQT | Luce | 61 min |
| Jul 5, 9:23 PM EDT | Severe Thunderstorm Warning | APX | Charlevoix, Emmet | 62 min |
| Jul 5, 10:05 PM EDT | Severe Thunderstorm Warning | APX | Chippewa | 80 min |
| Jul 5, 10:40 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 45 min |
| Jul 9, 1:14 AM EDT | Severe Thunderstorm Warning | GRR | Muskegon, Ottawa | 46 min |
| Jul 9, 1:57 AM EDT | Severe Thunderstorm Warning | GRR | Kent, Ottawa | 63 min |
| Jul 9, 2:11 AM EDT | Severe Thunderstorm Warning | GRR | Allegan | 49 min |
| Jul 9, 2:46 AM EDT | Severe Thunderstorm Warning | GRR | Ionia | 44 min |
| Jul 14, 7:04 PM EDT | Severe Thunderstorm Warning | APX | Otsego | 46 min |
| Jul 14, 10:53 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Iron | 62 min |
| Jul 15, 12:58 AM EDT | Severe Thunderstorm Warning | MQT | Menominee | 62 min |
| Jul 15, 1:23 AM EDT | Severe Thunderstorm Warning | MQT | Iron | 62 min |
| Jul 16, 3:18 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson | 57 min |
| Jul 16, 3:50 PM EDT | Severe Thunderstorm Warning | MQT | Marquette | 45 min |
| Jul 16, 4:14 PM EDT | Severe Thunderstorm Warning | MQT | Alger | 46 min |
| Jul 17, 1:40 PM EDT | Severe Thunderstorm Warning | DTX | Livingston | 35 min |
| Jul 21, 8:20 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 65 min |
| Jul 21, 9:52 PM EDT | Severe Thunderstorm Warning | IWX | Cass, Saint Joseph | 33 min |
| Jul 23, 5:28 AM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 47 min |
| Jul 23, 6:35 AM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Iron | 40 min |
| Jul 23, 7:05 AM EDT | Severe Thunderstorm Warning | MQT | Iron | 45 min |
| Jul 23, 7:17 AM EDT | Severe Thunderstorm Warning | MQT | Baraga, Marquette | 58 min |
| Jul 23, 10:23 AM EDT | Severe Thunderstorm Warning | APX | Manistee | 62 min |
| Jul 23, 10:55 AM EDT | Severe Thunderstorm Warning | GRR | Mason | 35 min |
| Jul 23, 11:18 AM EDT | Severe Thunderstorm Warning | GRR | Clinton | 12 min |
| Jul 23, 11:25 AM EDT | Severe Thunderstorm Warning | GRR | Lake | 35 min |
| Jul 23, 11:41 AM EDT | Severe Thunderstorm Warning | APX | Wexford | 59 min |
| Jul 23, 12:10 PM EDT | Severe Thunderstorm Warning | GRR | Isabella, Mecosta | 50 min |
| Jul 23, 12:55 PM EDT | Severe Thunderstorm Warning | APX | Roscommon | 50 min |
| Jul 23, 12:58 PM EDT | Severe Thunderstorm Warning | DTX | Midland | 62 min |
| Jul 23, 1:08 PM EDT | Severe Thunderstorm Warning | APX | Gladwin, Ogemaw | 72 min |
| Jul 23, 1:41 PM EDT | Severe Thunderstorm Warning | APX | Arenac, Iosco | 59 min |
| Jul 23, 1:44 PM EDT | Severe Thunderstorm Warning | GRR | Isabella | 31 min |
| Jul 23, 2:00 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 30 min |
| Jul 23, 2:20 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 55 min |
| Jul 23, 2:21 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 59 min |
| Jul 23, 2:30 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 15 min |
| Jul 23, 2:48 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 62 min |
| Jul 23, 2:54 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 76 min |
| Jul 23, 2:57 PM EDT | Severe Thunderstorm Warning | DTX | Genesee | 63 min |
| Jul 23, 2:57 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 43 min |
| Jul 23, 3:12 PM EDT | Severe Thunderstorm Warning | DTX | Livingston | 63 min |
| Jul 23, 3:17 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 63 min |
| Jul 23, 3:37 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 63 min |
| Jul 23, 3:38 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 52 min |
| Jul 23, 3:42 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair, Sanilac | 63 min |
| Jul 23, 3:53 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 77 min |
| Jul 23, 4:06 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 64 min |
| Jul 23, 4:41 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 19 min |
| Jul 23, 4:43 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 47 min |
| Jul 23, 5:28 PM EDT | Severe Thunderstorm Warning | IWX | Hillsdale | 47 min |
| Jul 23, 5:45 PM EDT | Severe Thunderstorm Warning | GRR | Mecosta, Newaygo | 45 min |
| Jul 23, 5:56 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 64 min |
| Jul 23, 6:14 PM EDT | Severe Thunderstorm Warning | GRR | Montcalm | 46 min |
| Jul 23, 6:57 PM EDT | Severe Thunderstorm Warning | IWX | Branch | 28 min |
| Jul 23, 8:12 PM EDT | Severe Thunderstorm Warning | MQT | Keweenaw | 63 min |
| Jul 23, 11:16 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 49 min |
| Jul 23, 11:16 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 13 hr |
| Jul 23, 11:55 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 30 min |
| Jul 24, 2:46 PM EDT | Severe Thunderstorm Warning | DTX | Bay | 59 min |
| Jul 24, 3:06 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 24 min |
| Jul 24, 3:08 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 62 min |
| Jul 24, 3:17 PM EDT | Severe Thunderstorm Warning | DTX | Tuscola | 63 min |
| Jul 24, 3:41 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Gratiot | 49 min |
| Jul 24, 4:09 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 21 min |
| Jul 24, 4:10 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Lapeer | 60 min |
| Jul 24, 4:10 PM EDT | Severe Thunderstorm Warning | DTX | Shiawassee | 65 min |
| Jul 24, 4:23 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 62 min |
| Jul 24, 4:32 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Saint Clair | 63 min |
| Jul 24, 4:43 PM EDT | Severe Thunderstorm Warning | DTX | Livingston | 62 min |
| Jul 24, 5:17 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 43 min |
| Jul 24, 5:41 PM EDT | Severe Thunderstorm Warning | GRR | Oceana | 34 min |
| Jul 24, 10:00 PM EDT | Severe Thunderstorm Warning | GRR | Ionia | 30 min |
| Jul 24, 10:20 PM EDT | Severe Thunderstorm Warning | GRR | Barry, Eaton | 30 min |
| Jul 24, 11:15 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 30 min |
| Jul 24, 11:34 PM EDT | Severe Thunderstorm Warning | DTX | Washtenaw | 46 min |
| Jul 24, 11:47 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 63 min |
| Jul 25, 9:17 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 58 min |
| Jul 28, 1:22 AM EDT | Severe Thunderstorm Warning | IWX | Branch | 48 min |
| Jul 28, 5:01 PM EDT | Severe Thunderstorm Warning | APX | Roscommon | 49 min |
| Jul 28, 5:27 PM EDT | Severe Thunderstorm Warning | APX | Gladwin | 63 min |
| Jul 28, 5:33 PM EDT | Severe Thunderstorm Warning | APX | Arenac | 62 min |
| Jul 28, 6:02 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw | 63 min |
| Jul 28, 6:05 PM EDT | Severe Thunderstorm Warning | GRR | Clare | 30 min |
| Jul 28, 6:25 PM EDT | Severe Thunderstorm Warning | DTX | Bay | 50 min |
| Jul 28, 6:38 PM EDT | Severe Thunderstorm Warning | DTX | Huron, Sanilac | 52 min |
| Jul 28, 7:38 PM EDT | Severe Thunderstorm Warning | DTX | Midland | 37 min |
| Jul 28, 7:47 PM EDT | Severe Thunderstorm Warning | GRR | Ottawa | 43 min |
| Jul 28, 7:49 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 56 min |
| Jul 28, 8:05 PM EDT | Severe Thunderstorm Warning | IWX | Hillsdale | 35 min |
| Jul 28, 8:16 PM EDT | Severe Thunderstorm Warning | GRR | Kent | 44 min |
| Jul 28, 8:20 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 40 min |
| Jul 28, 8:38 PM EDT | Severe Thunderstorm Warning | GRR | Barry, Eaton, Ionia | 37 min |
| Jul 28, 8:42 PM EDT | Severe Thunderstorm Warning | DTX | Saginaw | 48 min |
| Jul 28, 9:08 PM EDT | Severe Thunderstorm Warning | IWX | Saint Joseph | 47 min |
| Jul 28, 9:14 PM EDT | Severe Thunderstorm Warning | DTX | Monroe | 31 min |
| Jul 28, 9:20 PM EDT | Severe Thunderstorm Warning | GRR | Eaton, Ingham | 25 min |
| Jul 29, 4:26 AM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 59 min |
| Jul 29, 5:09 AM EDT | Severe Thunderstorm Warning | MQT | Baraga | 36 min |
| Jul 29, 5:16 AM EDT | Severe Thunderstorm Warning | MQT | Marquette | 59 min |
| Jul 29, 5:30 AM EDT | Severe Thunderstorm Warning | MQT | Houghton, Ontonagon | 45 min |
| Jul 29, 5:40 AM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 65 min |
| Jul 29, 6:11 AM EDT | Severe Thunderstorm Warning | MQT | Iron | 64 min |
| Jul 29, 6:47 AM EDT | Severe Thunderstorm Warning | MQT | Delta | 63 min |
| Jul 29, 6:51 AM EDT | Severe Thunderstorm Warning | MQT | Menominee | 64 min |
| Jul 29, 7:09 AM EDT | Severe Thunderstorm Warning | MQT | Delta | 46 min |
| Jul 29, 7:11 AM EDT | Severe Thunderstorm Warning | MQT | Dickinson | 34 min |
| Jul 29, 7:22 AM EDT | Severe Thunderstorm Warning | MQT | Menominee | 58 min |
| Jul 29, 9:11 AM EDT | Severe Thunderstorm Warning | APX | Leelanau | 44 min |
| Jul 29, 9:47 PM EDT | Severe Thunderstorm Warning | IWX | Branch | 33 min |
| Jul 29, 10:01 PM EDT | Severe Thunderstorm Warning | IWX | Hillsdale | 44 min |
| Jul 30, 8:21 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 64 min |
| Jul 30, 8:32 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 63 min |
| Jul 30, 9:33 PM EDT | Severe Thunderstorm Warning | MQT | Ontonagon | 47 min |
| Jul 30, 9:41 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Iron | 59 min |
| Jul 30, 10:01 PM EDT | Severe Thunderstorm Warning | MQT | Houghton | 29 min |
| Jul 30, 10:12 PM EDT | Severe Thunderstorm Warning | MQT | Baraga, Marquette | 58 min |
| Jul 30, 10:29 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson | 46 min |
| Jul 30, 10:49 PM EDT | Severe Thunderstorm Warning | MQT | Marquette | 61 min |
| Jul 30, 11:02 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Delta, Schoolcraft | 63 min |
| Jul 30, 11:11 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 44 min |
| Jul 30, 11:30 PM EDT | Severe Thunderstorm Warning | MQT | Alger, Schoolcraft | 60 min |
| Jul 30, 11:50 PM EDT | Severe Thunderstorm Warning | MQT | Delta | 55 min |
| Jul 31, 12:02 AM EDT | Severe Thunderstorm Warning | MQT | Menominee | 48 min |
| Jul 31, 12:08 AM EDT | Severe Thunderstorm Warning | APX | Mackinac | 62 min |
| Jul 31, 12:09 AM EDT | Severe Thunderstorm Warning | MQT | Schoolcraft | 61 min |
| Jul 31, 1:20 AM EDT | Severe Thunderstorm Warning | MQT | Luce | 35 min |
| Jul 31, 1:21 AM EDT | Severe Thunderstorm Warning | APX | Chippewa | 94 min |
| Jul 31, 1:42 AM EDT | Severe Thunderstorm Warning | APX | Leelanau | 63 min |
| Jul 31, 2:08 AM EDT | Severe Thunderstorm Warning | APX | Charlevoix, Emmet | 82 min |
| Jul 31, 2:08 AM EDT | Severe Thunderstorm Warning | APX | Antrim | 82 min |
| Jul 31, 2:11 AM EDT | Severe Thunderstorm Warning | APX | Grand Traverse | 64 min |
| Jul 31, 2:13 AM EDT | Severe Thunderstorm Warning | APX | Kalkaska | 77 min |
| Jul 31, 2:27 AM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Crawford, Otsego | 78 min |
| Jul 31, 2:50 AM EDT | Severe Thunderstorm Warning | APX | Montmorency, Presque Isle | 75 min |
| Jul 31, 2:50 AM EDT | Severe Thunderstorm Warning | APX | Mackinac | 60 min |
| Jul 31, 3:06 AM EDT | Severe Thunderstorm Warning | APX | Chippewa | 69 min |
| Jul 31, 3:18 AM EDT | Severe Thunderstorm Warning | APX | Wexford | 37 min |
| Jul 31, 3:23 AM EDT | Severe Thunderstorm Warning | APX | Missaukee | 47 min |
| Jul 31, 3:31 AM EDT | Severe Thunderstorm Warning | APX | Kalkaska | 44 min |
| Jul 31, 3:41 AM EDT | Severe Thunderstorm Warning | APX | Crawford | 59 min |
| Jul 31, 1:21 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 39 min |
| Jul 31, 1:34 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 41 min |
| Jul 31, 1:58 PM EDT | Severe Thunderstorm Warning | GRR | Ingham, Jackson | 47 min |
| Jul 31, 2:04 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 26 min |
| Jul 31, 2:25 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Washtenaw | 50 min |
| Jul 31, 2:47 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee | 43 min |
| Jul 31, 2:56 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 49 min |
| Jul 31, 3:03 PM EDT | Severe Thunderstorm Warning | DTX | Wayne | 57 min |
| Jul 31, 3:31 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Monroe | 44 min |
| Jul 31, 3:33 PM EDT | Severe Thunderstorm Warning | DTX | Macomb | 42 min |
| Jul 31, 3:45 PM EDT | Severe Thunderstorm Warning | DTX | Saint Clair | 45 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Gogebic County9
- Ontonagon County8
- Marquette County7
- Menominee County6
- Iron County6
- Saint Clair County6
- Dickinson County5
- Delta County5
- Saginaw County5
- Lenawee County5
- Eaton County5
- Houghton County4
- Baraga County4
- Alger County4
- Schoolcraft County4
- Livingston County4
- Gratiot County4
- Jackson County4
- Oakland County4
- Macomb County4
- Sanilac County3
- Luce County3
- Chippewa County3
- Ottawa County3
- Ionia County3
- Monroe County3
- Calhoun County3
- Ingham County3
- Washtenaw County3
- Wayne County3
- Hillsdale County3
- Branch County3
- Keweenaw County2
- Charlevoix County2
- Emmet County2
- Kent County2
- Otsego County2
- Saint Joseph County2
- Clinton County2
- Wexford County2
35 more counties
- Isabella County2
- Mecosta County2
- Roscommon County2
- Midland County2
- Gladwin County2
- Ogemaw County2
- Arenac County2
- Shiawassee County2
- Tuscola County2
- Genesee County2
- Lapeer County2
- Bay County2
- Barry County2
- Leelanau County2
- Mackinac County2
- Kalkaska County2
- Crawford County2
- Muskegon County1
- Allegan County1
- Cass County1
- Manistee County1
- Mason County1
- Lake County1
- Iosco County1
- Newaygo County1
- Montcalm County1
- Oceana County1
- Clare County1
- Huron County1
- Antrim County1
- Grand Traverse County1
- Cheboygan County1
- Montmorency County1
- Presque Isle County1
- Missaukee County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.