Alert archive / Iowa / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Iowa, 1996
275 severe thunderstorm warnings in 1996. 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 1996. Tap one for its archive.
- Severe Thunderstorm Warnings
- 275
- Busiest month
- May87 severe thunderstorm warnings
- Busiest day
- June 20, 199644 severe thunderstorm warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 3:29 PM CST | Severe Thunderstorm Warning | DVN | Delaware, Linn | 61 min |
| Feb 27, 12:24 AM CST | Severe Thunderstorm Warning | DVN | Lee | 36 min |
| Mar 23, 9:59 PM CST | Severe Thunderstorm Warning | FSD | Woodbury | 46 min |
| Mar 24, 4:07 PM CST | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Union | 33 min |
| Mar 24, 4:20 PM CST | Severe Thunderstorm Warning | DMX | Clarke, Decatur | 35 min |
| Mar 24, 4:48 PM CST | Severe Thunderstorm Warning | DMX | Adair, Madison, Union | 32 min |
| Mar 24, 5:28 PM CST | Severe Thunderstorm Warning | DMX | Lucas, Marion | 27 min |
| Mar 24, 5:28 PM CST | Severe Thunderstorm Warning | DMX | Wayne | 27 min |
| Apr 18, 1:00 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 35 min |
| Apr 18, 1:01 PM CDT | Severe Thunderstorm Warning | DVN | Clayton | 29 min |
| Apr 18, 1:34 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 26 min |
| Apr 18, 1:49 PM CDT | Severe Thunderstorm Warning | DMX | Fayette | 41 min |
| Apr 18, 1:54 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 31 min |
| Apr 18, 1:55 PM CDT | Severe Thunderstorm Warning | DVN | Clayton | 50 min |
| Apr 18, 3:27 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 33 min |
| Apr 18, 3:43 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 32 min |
| Apr 18, 3:52 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 53 min |
| Apr 18, 3:54 PM CDT | Severe Thunderstorm Warning | DVN | Iowa | 51 min |
| Apr 18, 3:59 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 31 min |
| Apr 18, 3:59 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 46 min |
| Apr 18, 4:42 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 48 min |
| Apr 18, 4:44 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 31 min |
| Apr 18, 5:10 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 50 min |
| Apr 18, 5:10 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 50 min |
| Apr 18, 5:48 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 42 min |
| Apr 19, 5:02 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 43 min |
| Apr 19, 5:27 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 48 min |
| Apr 19, 7:15 PM CDT | Severe Thunderstorm Warning | DVN | Jones, Linn | 45 min |
| May 3, 5:46 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 34 min |
| May 3, 6:13 PM CDT | Severe Thunderstorm Warning | DMX | Union | 27 min |
| May 3, 6:21 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 34 min |
| May 8, 9:55 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 30 min |
| May 8, 10:08 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 37 min |
| May 8, 10:19 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Union | 31 min |
| May 8, 11:16 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 29 min |
| May 8, 11:22 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 68 min |
| May 8, 11:40 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Warren | 35 min |
| May 8, 11:45 PM CDT | Severe Thunderstorm Warning | OAX | Page | 60 min |
| May 9, 12:04 AM CDT | Severe Thunderstorm Warning | DVN | Lee | 56 min |
| May 9, 12:06 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 34 min |
| May 9, 12:53 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas | 32 min |
| May 9, 5:55 AM CDT | Severe Thunderstorm Warning | DMX | Decatur | 30 min |
| May 9, 10:08 AM CDT | Severe Thunderstorm Warning | DMX | Decatur | 32 min |
| May 9, 10:55 AM CDT | Severe Thunderstorm Warning | DMX | Wayne | 30 min |
| May 9, 11:21 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 34 min |
| May 9, 11:56 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 34 min |
| May 9, 12:21 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 69 min |
| May 9, 12:35 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 40 min |
| May 9, 12:39 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 31 min |
| May 9, 12:43 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 47 min |
| May 9, 12:50 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 25 min |
| May 9, 1:25 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 30 min |
| May 9, 6:23 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 67 min |
| May 9, 9:47 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 43 min |
| May 16, 3:53 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 67 min |
| May 16, 7:13 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 62 min |
| May 17, 7:47 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 43 min |
| May 17, 8:11 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 34 min |
| May 17, 8:30 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 50 min |
| May 17, 8:33 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 32 min |
| May 17, 8:45 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 30 min |
| May 17, 8:50 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 50 min |
| May 17, 8:52 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 38 min |
| May 17, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 33 min |
| May 17, 9:14 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 31 min |
| May 17, 9:20 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 35 min |
| May 17, 9:51 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 29 min |
| May 17, 9:56 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 49 min |
| May 17, 10:53 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 32 min |
| May 17, 11:05 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 30 min |
| May 17, 11:16 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 34 min |
| May 17, 11:50 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Wright | 35 min |
| May 18, 12:11 AM CDT | Severe Thunderstorm Warning | DMX | Franklin | 34 min |
| May 18, 12:31 AM CDT | Severe Thunderstorm Warning | DMX | Floyd | 44 min |
| May 18, 12:38 AM CDT | Severe Thunderstorm Warning | DMX | Butler | 32 min |
| May 18, 12:59 AM CDT | Severe Thunderstorm Warning | DMX | Chickasaw, Howard | 46 min |
| May 18, 1:21 AM CDT | Severe Thunderstorm Warning | DMX | Winneshiek | 39 min |
| May 18, 11:57 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 28 min |
| May 19, 12:18 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 27 min |
| May 19, 12:40 AM CDT | Severe Thunderstorm Warning | FSD | Osceola | 30 min |
| May 19, 1:23 AM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 22 min |
| May 19, 2:40 AM CDT | Severe Thunderstorm Warning | DMX | Howard | 35 min |
| May 19, 3:13 AM CDT | Severe Thunderstorm Warning | DMX | Winneshiek | 32 min |
| May 19, 5:32 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 33 min |
| May 19, 5:54 PM CDT | Severe Thunderstorm Warning | DMX | Fayette | 51 min |
| May 19, 6:03 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 32 min |
| May 19, 6:12 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 33 min |
| May 19, 6:24 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 31 min |
| May 19, 6:25 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 65 min |
| May 19, 6:36 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 69 min |
| May 19, 6:58 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 32 min |
| May 19, 7:11 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 64 min |
| May 19, 7:24 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 51 min |
| May 19, 8:47 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 28 min |
| May 22, 10:28 PM CDT | Severe Thunderstorm Warning | OAX | Page | 62 min |
| May 23, 12:03 AM CDT | Severe Thunderstorm Warning | OAX | Page | 42 min |
| May 24, 1:51 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 54 min |
| May 24, 2:51 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 39 min |
| May 24, 8:31 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion | 34 min |
| May 24, 9:17 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 48 min |
| May 24, 9:41 AM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 64 min |
| May 24, 9:45 AM CDT | Severe Thunderstorm Warning | DMX | Marion | 35 min |
| May 24, 9:54 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 31 min |
| May 24, 10:28 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 32 min |
| May 24, 10:28 AM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 62 min |
| May 24, 10:35 AM CDT | Severe Thunderstorm Warning | DVN | Scott | 55 min |
| May 24, 10:54 AM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 66 min |
| May 24, 11:08 AM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion | 47 min |
| May 24, 11:09 AM CDT | Severe Thunderstorm Warning | DVN | Henry, Washington | 66 min |
| May 24, 11:39 AM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 36 min |
| May 24, 11:48 AM CDT | Severe Thunderstorm Warning | DVN | Louisa | 57 min |
| May 24, 11:58 AM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 62 min |
| May 24, 12:07 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 68 min |
| May 24, 1:00 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 45 min |
| May 24, 1:05 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 25 min |
| Jun 12, 4:32 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 28 min |
| Jun 12, 4:39 PM CDT | Severe Thunderstorm Warning | DMX | Story | 21 min |
| Jun 12, 6:15 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 35 min |
| Jun 12, 6:27 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 33 min |
| Jun 16, 4:54 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 36 min |
| Jun 19, 6:31 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 34 min |
| Jun 19, 6:37 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 33 min |
| Jun 19, 7:05 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 45 min |
| Jun 19, 7:44 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 31 min |
| Jun 19, 8:16 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 44 min |
| Jun 19, 9:00 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Sioux | 35 min |
| Jun 19, 9:18 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 32 min |
| Jun 19, 9:26 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 44 min |
| Jun 19, 9:49 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 31 min |
| Jun 19, 9:50 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 35 min |
| Jun 19, 10:09 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 31 min |
| Jun 19, 10:22 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 33 min |
| Jun 19, 10:54 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 31 min |
| Jun 19, 11:19 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 31 min |
| Jun 19, 11:44 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 31 min |
| Jun 19, 11:50 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 30 min |
| Jun 20, 12:04 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 46 min |
| Jun 20, 12:20 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 15 min |
| Jun 20, 12:32 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 43 min |
| Jun 20, 12:39 AM CDT | Severe Thunderstorm Warning | DMX | Sac | 21 min |
| Jun 20, 12:52 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 23 min |
| Jun 20, 1:00 AM CDT | Severe Thunderstorm Warning | DMX | Crawford | 25 min |
| Jun 20, 1:15 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 30 min |
| Jun 20, 1:23 AM CDT | Severe Thunderstorm Warning | DMX | Crawford | 32 min |
| Jun 20, 1:45 AM CDT | Severe Thunderstorm Warning | OAX | Shelby | 45 min |
| Jun 20, 8:03 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 42 min |
| Jun 20, 9:00 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 30 min |
| Jun 20, 9:25 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 30 min |
| Jun 20, 9:49 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie | 41 min |
| Jun 20, 10:16 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison | 44 min |
| Jun 20, 10:36 AM CDT | Severe Thunderstorm Warning | DMX | Polk, Warren | 39 min |
| Jun 20, 10:51 AM CDT | Severe Thunderstorm Warning | DMX | Madison, Union | 29 min |
| Jun 20, 2:13 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 32 min |
| Jun 20, 2:24 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 46 min |
| Jun 20, 2:45 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 30 min |
| Jun 20, 3:04 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 46 min |
| Jun 20, 3:18 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 47 min |
| Jun 20, 3:43 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 47 min |
| Jun 20, 3:51 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 34 min |
| Jun 20, 3:55 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 35 min |
| Jun 20, 4:23 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 37 min |
| Jun 20, 4:37 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 33 min |
| Jun 20, 5:11 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 34 min |
| Jun 20, 5:32 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 43 min |
| Jun 20, 6:09 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 31 min |
| Jun 20, 6:59 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 61 min |
| Jun 20, 7:17 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 33 min |
| Jun 20, 7:42 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 33 min |
| Jun 20, 7:58 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 42 min |
| Jun 20, 8:13 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas | 32 min |
| Jun 20, 8:16 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 59 min |
| Jun 20, 8:31 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 34 min |
| Jun 21, 1:04 AM CDT | Severe Thunderstorm Warning | DMX | Crawford | 26 min |
| Jun 21, 1:10 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 50 min |
| Jun 21, 1:30 AM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 30 min |
| Jun 21, 2:39 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 51 min |
| Jun 21, 3:32 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 28 min |
| Jun 23, 1:05 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 40 min |
| Jun 23, 1:38 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 37 min |
| Jun 23, 2:42 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 33 min |
| Jun 23, 3:12 PM CDT | Severe Thunderstorm Warning | OAX | Page | 48 min |
| Jun 23, 3:23 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 67 min |
| Jun 23, 3:31 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 34 min |
| Jun 23, 4:33 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 47 min |
| Jun 23, 4:33 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 57 min |
| Jun 23, 4:49 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 31 min |
| Jun 23, 4:59 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 36 min |
| Jun 23, 5:06 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 69 min |
| Jun 23, 5:08 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 32 min |
| Jun 23, 5:25 PM CDT | Severe Thunderstorm Warning | DMX | Union | 35 min |
| Jun 23, 5:27 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 33 min |
| Jun 23, 6:36 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 29 min |
| Jun 29, 9:10 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 50 min |
| Jun 29, 9:12 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 48 min |
| Jul 1, 3:55 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 45 min |
| Jul 1, 4:07 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 33 min |
| Jul 1, 4:31 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 49 min |
| Jul 1, 5:09 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 31 min |
| Jul 1, 5:25 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 45 min |
| Jul 1, 5:42 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 43 min |
| Jul 1, 6:16 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 44 min |
| Jul 1, 6:23 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 52 min |
| Jul 1, 7:10 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 45 min |
| Jul 3, 10:35 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 25 min |
| Jul 4, 12:14 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 46 min |
| Jul 4, 1:01 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 44 min |
| Jul 16, 7:17 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 43 min |
| Jul 16, 7:40 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 50 min |
| Jul 16, 8:02 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 48 min |
| Jul 16, 8:14 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 31 min |
| Jul 16, 10:24 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 31 min |
| Jul 16, 10:43 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 47 min |
| Jul 16, 10:46 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 34 min |
| Jul 16, 10:56 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 34 min |
| Jul 16, 11:36 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 34 min |
| Jul 16, 11:47 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 58 min |
| Jul 17, 1:12 AM CDT | Severe Thunderstorm Warning | DMX | Greene | 33 min |
| Jul 22, 12:28 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 47 min |
| Jul 22, 12:56 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 49 min |
| Jul 22, 3:32 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 43 min |
| Jul 22, 3:51 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 39 min |
| Jul 27, 5:12 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 33 min |
| Jul 27, 5:28 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 62 min |
| Jul 28, 12:30 AM CDT | Severe Thunderstorm Warning | OAX | Polk | 60 min |
| Jul 28, 12:30 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 60 min |
| Jul 28, 12:58 AM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 32 min |
| Jul 29, 1:39 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 31 min |
| Jul 29, 2:10 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 30 min |
| Jul 29, 2:41 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 29 min |
| Jul 29, 3:00 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 30 min |
| Jul 29, 3:25 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 35 min |
| Jul 29, 3:41 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 29 min |
| Jul 29, 5:04 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur | 41 min |
| Jul 29, 5:52 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 53 min |
| Aug 4, 5:24 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 31 min |
| Aug 4, 5:41 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 49 min |
| Aug 4, 5:56 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 34 min |
| Aug 4, 6:29 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 31 min |
| Aug 4, 8:04 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 56 min |
| Aug 4, 10:17 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 28 min |
| Aug 4, 10:49 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 16 min |
| Aug 5, 12:19 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 31 min |
| Aug 6, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 33 min |
| Aug 6, 9:29 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 31 min |
| Aug 6, 9:43 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Osceola | 32 min |
| Aug 6, 9:53 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 67 min |
| Aug 6, 10:00 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 45 min |
| Aug 7, 1:45 AM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 45 min |
| Aug 7, 2:15 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 45 min |
| Aug 7, 2:37 AM CDT | Severe Thunderstorm Warning | ARX | Clayton | 53 min |
| Aug 14, 7:17 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 28 min |
| Aug 19, 3:32 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 43 min |
| Aug 19, 4:06 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 24 min |
| Aug 19, 4:09 PM CDT | Severe Thunderstorm Warning | OAX | Page | 51 min |
| Aug 19, 4:12 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 48 min |
| Aug 19, 4:33 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 27 min |
| Aug 19, 5:18 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 27 min |
| Sep 10, 11:42 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 48 min |
| Sep 10, 12:41 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 44 min |
| Sep 10, 2:36 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 64 min |
| Sep 10, 3:01 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 64 min |
| Sep 10, 5:20 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 55 min |
| Sep 10, 6:35 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 40 min |
| Sep 23, 2:12 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 48 min |
| Sep 23, 2:36 AM CDT | Severe Thunderstorm Warning | DMX | Cass | 44 min |
| Oct 16, 10:33 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 32 min |
| Oct 16, 11:01 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 29 min |
| Oct 16, 11:26 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 29 min |
| Oct 17, 12:36 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 34 min |
| Oct 17, 1:48 AM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 42 min |
| Oct 29, 1:48 PM CST | Severe Thunderstorm Warning | DVN | Dubuque, Jackson, Jones | 42 min |
| Oct 29, 1:54 PM CST | Severe Thunderstorm Warning | DVN | Dubuque, Jackson, Jones | 36 min |
| Oct 29, 2:55 PM CST | Severe Thunderstorm Warning | DVN | Cedar | 50 min |
| Oct 29, 3:23 PM CST | Severe Thunderstorm Warning | DVN | Clinton, Scott | 52 min |
| Nov 6, 7:38 AM CST | Severe Thunderstorm Warning | DVN | Jones | 67 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Woodbury County24
- Monona County14
- Plymouth County11
- Crawford County9
- Sioux County9
- Ida County9
- Henry County8
- Harrison County8
- Union County7
- Page County7
- Mills County7
- Lyon County7
- Decatur County6
- Pottawattamie County6
- Cherokee County6
- Lee County5
- Adams County5
- Adair County5
- Madison County5
- Marion County5
- Jones County5
- Fremont County5
- Montgomery County5
- Shelby County5
- O'Brien County5
- Mahaska County5
- Clarke County4
- Marshall County4
- Buchanan County4
- Des Moines County4
- Scott County4
- Osceola County4
- Dickinson County4
- Sac County4
- Calhoun County4
- Clay County4
- Linn County3
- Ringgold County3
- Wayne County3
- Clayton County3
47 more counties
- Davis County3
- Jefferson County3
- Polk County3
- Winneshiek County3
- Dubuque County3
- Jackson County3
- Keokuk County3
- Guthrie County3
- Buena Vista County3
- Delaware County2
- Lucas County2
- Fayette County2
- Tama County2
- Wapello County2
- Dallas County2
- Van Buren County2
- Warren County2
- Washington County2
- Audubon County2
- Webster County2
- Howard County2
- Benton County2
- Cass County2
- Pocahontas County2
- Taylor County2
- Clinton County2
- Iowa County1
- Johnson County1
- Appanoose County1
- Monroe County1
- Hamilton County1
- Wright County1
- Franklin County1
- Floyd County1
- Butler County1
- Chickasaw County1
- Kossuth County1
- Bremer County1
- Black Hawk County1
- Louisa County1
- Story County1
- Boone County1
- Greene County1
- Allamakee County1
- Emmet County1
- Mitchell County1
- Cedar County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19951997
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.