Alert archive / Iowa / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Iowa, 2006
631 severe thunderstorm warnings in 2006. 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 2006. Tap one for its archive.
- Severe Thunderstorm Warnings
- 631
- Busiest month
- April127 severe thunderstorm warnings
- Busiest day
- September 17, 200639 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 |
|---|---|---|---|---|
| Jan 2, 2:25 AM CST | Severe Thunderstorm Warning | DMX | Decatur | 50 min |
| Mar 7, 10:11 AM CST | Severe Thunderstorm Warning | FSD | Woodbury | 30 min |
| Mar 7, 10:32 AM CST | Severe Thunderstorm Warning | OAX | Monona | 21 min |
| Mar 7, 10:36 AM CST | Severe Thunderstorm Warning | OAX | Pottawattamie | 19 min |
| Mar 7, 11:10 AM CST | Severe Thunderstorm Warning | DMX | Audubon | 35 min |
| Mar 7, 11:15 AM CST | Severe Thunderstorm Warning | FSD | Buena Vista | 30 min |
| Mar 8, 4:08 PM CST | Severe Thunderstorm Warning | DMX | Warren | 48 min |
| Mar 8, 4:21 PM CST | Severe Thunderstorm Warning | DMX | Marion | 39 min |
| Mar 8, 4:34 PM CST | Severe Thunderstorm Warning | DMX | Jasper, Marion, Warren | 26 min |
| Mar 8, 5:00 PM CST | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 20 min |
| Mar 8, 5:03 PM CST | Severe Thunderstorm Warning | DMX | Marion | 21 min |
| Mar 8, 5:10 PM CST | Severe Thunderstorm Warning | DMX | Madison | 44 min |
| Mar 8, 5:17 PM CST | Severe Thunderstorm Warning | DMX | Polk, Warren | 43 min |
| Mar 8, 5:17 PM CST | Severe Thunderstorm Warning | DMX | Wayne | 43 min |
| Mar 8, 5:26 PM CST | Severe Thunderstorm Warning | DMX | Poweshiek | 21 min |
| Mar 8, 5:43 PM CST | Severe Thunderstorm Warning | DVN | Iowa | 35 min |
| Mar 8, 5:44 PM CST | Severe Thunderstorm Warning | DMX | Tama | 31 min |
| Mar 8, 5:44 PM CST | Severe Thunderstorm Warning | DMX | Appanoose | 46 min |
| Mar 8, 5:59 PM CST | Severe Thunderstorm Warning | DMX | Jasper, Polk, Warren | 46 min |
| Mar 8, 6:12 PM CST | Severe Thunderstorm Warning | DMX | Black Hawk | 23 min |
| Mar 8, 6:22 PM CST | Severe Thunderstorm Warning | DMX | Poweshiek | 38 min |
| Mar 8, 6:23 PM CST | Severe Thunderstorm Warning | DMX | Madison | 29 min |
| Mar 8, 6:35 PM CST | Severe Thunderstorm Warning | DMX | Dallas | 40 min |
| Mar 8, 6:38 PM CST | Severe Thunderstorm Warning | DVN | Cedar | 60 min |
| Mar 8, 6:56 PM CST | Severe Thunderstorm Warning | DMX | Polk | 49 min |
| Mar 8, 7:03 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 42 min |
| Mar 8, 7:19 PM CST | Severe Thunderstorm Warning | DVN | Jefferson, Van Buren | 36 min |
| Mar 8, 7:25 PM CST | Severe Thunderstorm Warning | DMX | Jasper, Polk | 35 min |
| Mar 8, 7:49 PM CST | Severe Thunderstorm Warning | DVN | Henry | 41 min |
| Mar 12, 10:07 AM CST | Severe Thunderstorm Warning | OAX | Fremont | 23 min |
| Mar 12, 12:41 PM CST | Severe Thunderstorm Warning | DMX | Appanoose, Wayne | 45 min |
| Mar 12, 1:13 PM CST | Severe Thunderstorm Warning | DMX | Davis | 39 min |
| Mar 12, 1:43 PM CST | Severe Thunderstorm Warning | DVN | Van Buren | 47 min |
| Mar 12, 2:03 PM CST | Severe Thunderstorm Warning | DVN | Jefferson | 22 min |
| Mar 12, 2:45 PM CST | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Louisa | 28 min |
| Mar 12, 5:42 PM CST | Severe Thunderstorm Warning | DVN | Van Buren | 30 min |
| Mar 12, 5:48 PM CST | Severe Thunderstorm Warning | DVN | Henry | 42 min |
| Mar 12, 6:20 PM CST | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 40 min |
| Mar 12, 6:58 PM CST | Severe Thunderstorm Warning | DMX | Polk | 31 min |
| Mar 12, 7:02 PM CST | Severe Thunderstorm Warning | DMX | Davis | 28 min |
| Mar 12, 7:14 PM CST | Severe Thunderstorm Warning | DVN | Des Moines | 28 min |
| Mar 12, 7:18 PM CST | Severe Thunderstorm Warning | DVN | Van Buren | 21 min |
| Mar 12, 7:25 PM CST | Severe Thunderstorm Warning | DMX | Appanoose, Davis | 50 min |
| Mar 12, 7:35 PM CST | Severe Thunderstorm Warning | DVN | Louisa | 28 min |
| Mar 12, 7:53 PM CST | Severe Thunderstorm Warning | DMX | Wapello | 52 min |
| Mar 12, 8:08 PM CST | Severe Thunderstorm Warning | DMX | Appanoose, Davis | 52 min |
| Mar 12, 8:08 PM CST | Severe Thunderstorm Warning | DVN | Muscatine | 32 min |
| Mar 12, 8:16 PM CST | Severe Thunderstorm Warning | DVN | Washington | 44 min |
| Mar 12, 8:26 PM CST | Severe Thunderstorm Warning | DVN | Scott | 49 min |
| Mar 12, 8:44 PM CST | Severe Thunderstorm Warning | DVN | Jefferson | 38 min |
| Mar 12, 8:44 PM CST | Severe Thunderstorm Warning | DVN | Cedar | 31 min |
| Mar 12, 9:00 PM CST | Severe Thunderstorm Warning | DVN | Des Moines | 60 min |
| Mar 12, 9:12 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 24 min |
| Mar 12, 11:20 PM CST | Severe Thunderstorm Warning | DMX | Wapello | 19 min |
| Mar 13, 12:04 AM CST | Severe Thunderstorm Warning | DMX | Marshall | 26 min |
| Mar 13, 12:31 AM CST | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy | 44 min |
| Mar 13, 1:06 AM CST | Severe Thunderstorm Warning | DVN | Buchanan | 13 min |
| Mar 13, 1:11 AM CST | Severe Thunderstorm Warning | ARX | Fayette | 32 min |
| Mar 13, 1:59 AM CST | Severe Thunderstorm Warning | DVN | Dubuque | 28 min |
| Mar 30, 7:01 AM CST | Severe Thunderstorm Warning | OAX | Pottawattamie | 28 min |
| Mar 30, 7:18 AM CST | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Sac | 27 min |
| Mar 30, 12:08 PM CST | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas | 26 min |
| Mar 30, 1:24 PM CST | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 36 min |
| Mar 30, 1:56 PM CST | Severe Thunderstorm Warning | FSD | Lyon | 19 min |
| Mar 30, 3:01 PM CST | Severe Thunderstorm Warning | OAX | Harrison | 18 min |
| Mar 30, 3:06 PM CST | Severe Thunderstorm Warning | DMX | Crawford | 39 min |
| Mar 30, 3:10 PM CST | Severe Thunderstorm Warning | DMX | Ringgold, Union | 21 min |
| Mar 30, 3:32 PM CST | Severe Thunderstorm Warning | FSD | Woodbury | 43 min |
| Mar 30, 3:45 PM CST | Severe Thunderstorm Warning | OAX | Harrison, Monona | 60 min |
| Mar 30, 3:52 PM CST | Severe Thunderstorm Warning | FSD | Plymouth | 23 min |
| Mar 30, 4:02 PM CST | Severe Thunderstorm Warning | OAX | Fremont, Mills | 37 min |
| Mar 30, 4:13 PM CST | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 32 min |
| Mar 30, 4:23 PM CST | Severe Thunderstorm Warning | OAX | Monona | 37 min |
| Mar 30, 4:26 PM CST | Severe Thunderstorm Warning | OAX | Montgomery, Page | 49 min |
| Mar 30, 4:26 PM CST | Severe Thunderstorm Warning | OAX | Pottawattamie | 31 min |
| Mar 30, 4:37 PM CST | Severe Thunderstorm Warning | DMX | Crawford | 38 min |
| Mar 30, 4:49 PM CST | Severe Thunderstorm Warning | DMX | Audubon, Carroll | 41 min |
| Mar 30, 5:02 PM CST | Severe Thunderstorm Warning | DMX | Adams, Cass | 28 min |
| Mar 30, 5:11 PM CST | Severe Thunderstorm Warning | DMX | Taylor | 49 min |
| Mar 30, 5:13 PM CST | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Sac | 32 min |
| Mar 30, 5:23 PM CST | Severe Thunderstorm Warning | DMX | Adair, Adams | 32 min |
| Mar 30, 5:26 PM CST | Severe Thunderstorm Warning | FSD | Buena Vista | 19 min |
| Mar 30, 5:30 PM CST | Severe Thunderstorm Warning | DMX | Polk, Warren | 19 min |
| Mar 30, 5:32 PM CST | Severe Thunderstorm Warning | DMX | Guthrie | 28 min |
| Mar 30, 5:40 PM CST | Severe Thunderstorm Warning | DMX | Greene | 35 min |
| Mar 30, 5:40 PM CST | Severe Thunderstorm Warning | DMX | Ringgold, Union | 50 min |
| Mar 30, 5:43 PM CST | Severe Thunderstorm Warning | DMX | Humboldt, Webster | 32 min |
| Mar 30, 5:44 PM CST | Severe Thunderstorm Warning | DMX | Madison | 46 min |
| Mar 30, 5:51 PM CST | Severe Thunderstorm Warning | DMX | Dallas | 24 min |
| Mar 30, 6:08 PM CST | Severe Thunderstorm Warning | DMX | Boone | 52 min |
| Mar 30, 6:09 PM CST | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 51 min |
| Mar 30, 6:13 PM CST | Severe Thunderstorm Warning | DMX | Dallas, Polk | 47 min |
| Mar 30, 6:17 PM CST | Severe Thunderstorm Warning | DMX | Clarke | 43 min |
| Mar 30, 6:19 PM CST | Severe Thunderstorm Warning | DMX | Hancock | 41 min |
| Mar 30, 6:24 PM CST | Severe Thunderstorm Warning | DMX | Story | 36 min |
| Mar 30, 6:27 PM CST | Severe Thunderstorm Warning | DMX | Hamilton | 33 min |
| Mar 30, 6:41 PM CST | Severe Thunderstorm Warning | DMX | Hardin | 34 min |
| Mar 30, 6:44 PM CST | Severe Thunderstorm Warning | DMX | Wright | 46 min |
| Mar 30, 6:47 PM CST | Severe Thunderstorm Warning | DMX | Marshall | 43 min |
| Mar 30, 6:50 PM CST | Severe Thunderstorm Warning | DMX | Jasper | 40 min |
| Mar 30, 6:52 PM CST | Severe Thunderstorm Warning | DMX | Franklin | 53 min |
| Mar 30, 6:55 PM CST | Severe Thunderstorm Warning | DMX | Cerro Gordo | 50 min |
| Mar 30, 7:01 PM CST | Severe Thunderstorm Warning | DMX | Hancock | 29 min |
| Mar 30, 7:03 PM CST | Severe Thunderstorm Warning | DMX | Warren | 27 min |
| Mar 30, 7:07 PM CST | Severe Thunderstorm Warning | DMX | Butler, Grundy | 53 min |
| Mar 30, 7:16 PM CST | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 44 min |
| Mar 30, 7:29 PM CST | Severe Thunderstorm Warning | DMX | Worth | 36 min |
| Mar 30, 8:26 PM CST | Severe Thunderstorm Warning | DVN | Des Moines, Lee | 49 min |
| Mar 30, 9:10 PM CST | Severe Thunderstorm Warning | DVN | Lee | 50 min |
| Apr 2, 12:14 AM CST | Severe Thunderstorm Warning | DMX | Audubon, Cass | 46 min |
| Apr 2, 12:30 AM CST | Severe Thunderstorm Warning | DMX | Sac | 37 min |
| Apr 2, 1:31 AM CST | Severe Thunderstorm Warning | DMX | Greene | 20 min |
| Apr 2, 2:33 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 42 min |
| Apr 2, 2:41 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 24 min |
| Apr 2, 2:46 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 59 min |
| Apr 2, 3:02 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis | 38 min |
| Apr 2, 3:04 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 41 min |
| Apr 2, 3:10 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 36 min |
| Apr 2, 3:10 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 65 min |
| Apr 2, 3:50 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 25 min |
| Apr 2, 3:54 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 51 min |
| Apr 2, 3:54 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 51 min |
| Apr 2, 4:25 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Lee | 69 min |
| Apr 2, 4:29 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Warren | 46 min |
| Apr 2, 4:29 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 35 min |
| Apr 2, 4:54 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Johnson | 51 min |
| Apr 2, 5:33 PM CDT | Severe Thunderstorm Warning | DVN | Jones, Linn | 57 min |
| Apr 2, 5:47 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Scott | 43 min |
| Apr 2, 6:08 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 67 min |
| Apr 5, 8:18 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Washington | 32 min |
| Apr 5, 11:26 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 49 min |
| Apr 6, 12:32 AM CDT | Severe Thunderstorm Warning | DVN | Iowa | 28 min |
| Apr 6, 7:09 AM CDT | Severe Thunderstorm Warning | DMX | Marshall, Tama | 25 min |
| Apr 6, 10:05 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis | 22 min |
| Apr 6, 10:27 AM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 22 min |
| Apr 6, 10:48 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 12 min |
| Apr 6, 10:49 AM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 56 min |
| Apr 6, 11:41 AM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 79 min |
| Apr 6, 12:34 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 56 min |
| Apr 6, 1:00 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 34 min |
| Apr 6, 9:10 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 46 min |
| Apr 6, 9:11 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 34 min |
| Apr 6, 9:14 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 32 min |
| Apr 11, 6:31 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 29 min |
| Apr 11, 6:56 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 34 min |
| Apr 11, 7:11 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 28 min |
| Apr 11, 7:40 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 50 min |
| Apr 11, 7:41 PM CDT | Severe Thunderstorm Warning | OAX | Page | 28 min |
| Apr 11, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 42 min |
| Apr 11, 8:19 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie | 41 min |
| Apr 11, 8:26 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Union | 49 min |
| Apr 11, 8:31 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison | 44 min |
| Apr 11, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 41 min |
| Apr 11, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Story | 38 min |
| Apr 11, 9:18 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 42 min |
| Apr 11, 9:33 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 28 min |
| Apr 13, 5:34 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster | 41 min |
| Apr 13, 6:11 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Hardin | 49 min |
| Apr 13, 6:13 PM CDT | Severe Thunderstorm Warning | DMX | Story | 32 min |
| Apr 13, 6:18 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 27 min |
| Apr 13, 6:19 PM CDT | Severe Thunderstorm Warning | DMX | Grundy | 41 min |
| Apr 13, 6:27 PM CDT | Severe Thunderstorm Warning | DMX | Butler | 32 min |
| Apr 13, 6:30 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 45 min |
| Apr 13, 6:33 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Wright | 42 min |
| Apr 13, 6:40 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 50 min |
| Apr 13, 6:46 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 44 min |
| Apr 13, 6:50 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 55 min |
| Apr 13, 7:00 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 19 min |
| Apr 13, 7:02 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 43 min |
| Apr 13, 7:03 PM CDT | Severe Thunderstorm Warning | DMX | Hardin | 42 min |
| Apr 13, 7:16 PM CDT | Severe Thunderstorm Warning | DVN | Iowa | 44 min |
| Apr 13, 7:20 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 55 min |
| Apr 13, 7:26 PM CDT | Severe Thunderstorm Warning | DMX | Grundy | 49 min |
| Apr 13, 7:28 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 38 min |
| Apr 13, 7:28 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware | 62 min |
| Apr 13, 7:32 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 58 min |
| Apr 13, 7:37 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 53 min |
| Apr 13, 7:48 PM CDT | Severe Thunderstorm Warning | ARX | Clayton | 42 min |
| Apr 13, 7:57 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 63 min |
| Apr 13, 8:07 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 53 min |
| Apr 13, 8:09 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 51 min |
| Apr 13, 8:12 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 63 min |
| Apr 13, 8:16 PM CDT | Severe Thunderstorm Warning | ARX | Clayton | 33 min |
| Apr 13, 8:23 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 52 min |
| Apr 13, 8:28 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 62 min |
| Apr 13, 8:46 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 59 min |
| Apr 13, 8:53 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 52 min |
| Apr 13, 8:59 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 43 min |
| Apr 13, 9:07 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 53 min |
| Apr 13, 9:14 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 48 min |
| Apr 13, 9:23 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 67 min |
| Apr 13, 9:26 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 37 min |
| Apr 13, 9:34 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 56 min |
| Apr 13, 9:36 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 54 min |
| Apr 13, 10:04 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 56 min |
| Apr 13, 10:28 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque | 50 min |
| Apr 13, 10:32 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 49 min |
| Apr 13, 10:53 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 34 min |
| Apr 15, 6:29 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 31 min |
| Apr 15, 6:50 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 40 min |
| Apr 15, 6:51 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 54 min |
| Apr 15, 7:03 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 27 min |
| Apr 15, 7:13 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 47 min |
| Apr 15, 7:19 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 41 min |
| Apr 15, 7:25 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 50 min |
| Apr 15, 7:25 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 35 min |
| Apr 15, 7:34 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 41 min |
| Apr 15, 8:01 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 44 min |
| Apr 15, 8:14 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 21 min |
| Apr 15, 8:30 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 45 min |
| Apr 15, 8:44 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 21 min |
| Apr 15, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 52 min |
| Apr 15, 8:54 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 66 min |
| Apr 15, 8:58 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Madison, Union | 47 min |
| Apr 15, 9:29 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 31 min |
| Apr 15, 10:36 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 39 min |
| Apr 15, 10:39 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 51 min |
| Apr 15, 11:06 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 39 min |
| Apr 16, 7:44 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 30 min |
| Apr 16, 11:01 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 29 min |
| Apr 16, 12:32 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 43 min |
| Apr 18, 7:37 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 53 min |
| Apr 18, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 42 min |
| Apr 18, 8:28 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Wayne | 47 min |
| Apr 18, 8:43 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 47 min |
| Apr 18, 8:46 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 44 min |
| Apr 18, 8:51 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 39 min |
| Apr 18, 9:02 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 43 min |
| Apr 18, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 48 min |
| Apr 18, 9:14 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 46 min |
| Apr 18, 9:20 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 55 min |
| Apr 18, 9:27 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 37 min |
| Apr 18, 9:38 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 52 min |
| Apr 18, 9:50 PM CDT | Severe Thunderstorm Warning | DMX | Lucas, Monroe | 40 min |
| Apr 18, 9:56 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 49 min |
| Apr 30, 4:26 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 49 min |
| Apr 30, 8:44 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton | 23 min |
| May 2, 5:08 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 24 min |
| May 3, 3:18 AM CDT | Severe Thunderstorm Warning | DMX | Taylor | 42 min |
| May 3, 4:33 AM CDT | Severe Thunderstorm Warning | DMX | Madison | 27 min |
| May 3, 5:08 AM CDT | Severe Thunderstorm Warning | DMX | Wayne | 52 min |
| May 3, 6:25 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 28 min |
| May 3, 6:33 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 15 min |
| May 8, 4:54 PM CDT | Severe Thunderstorm Warning | DMX | Worth | 51 min |
| May 8, 5:21 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 24 min |
| May 8, 5:22 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 53 min |
| May 8, 6:13 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie | 47 min |
| May 8, 6:49 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 33 min |
| May 8, 6:59 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 19 min |
| May 8, 8:01 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 44 min |
| May 8, 8:04 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Pocahontas | 41 min |
| May 8, 8:33 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 42 min |
| May 8, 8:44 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 21 min |
| May 8, 8:49 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 41 min |
| May 8, 8:56 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 49 min |
| May 8, 8:59 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Wright | 29 min |
| May 8, 9:05 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 55 min |
| May 8, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 33 min |
| May 8, 9:13 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 47 min |
| May 8, 9:30 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 45 min |
| May 8, 9:35 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 40 min |
| May 8, 9:35 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 40 min |
| May 8, 9:57 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 48 min |
| May 8, 10:09 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 51 min |
| May 8, 10:13 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 47 min |
| May 8, 10:17 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 28 min |
| May 8, 10:59 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Webster | 37 min |
| May 9, 2:37 AM CDT | Severe Thunderstorm Warning | DVN | Linn | 38 min |
| May 9, 8:40 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 65 min |
| May 16, 2:29 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 31 min |
| May 17, 2:50 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 25 min |
| May 17, 3:17 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 28 min |
| May 23, 8:26 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 34 min |
| May 23, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 48 min |
| May 23, 9:27 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 48 min |
| May 23, 9:56 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 49 min |
| May 23, 10:53 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 67 min |
| May 23, 11:08 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 67 min |
| May 23, 11:27 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 33 min |
| May 23, 11:31 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 44 min |
| May 23, 11:48 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 42 min |
| May 27, 1:03 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 42 min |
| May 27, 1:14 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 31 min |
| May 27, 1:36 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 24 min |
| May 27, 1:43 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Shelby | 47 min |
| May 27, 3:05 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Cass | 25 min |
| May 27, 3:17 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 43 min |
| May 27, 3:29 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Madison | 46 min |
| May 27, 8:17 AM CDT | Severe Thunderstorm Warning | DMX | Decatur | 43 min |
| May 27, 10:34 AM CDT | Severe Thunderstorm Warning | DMX | Decatur | 41 min |
| May 27, 2:14 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 61 min |
| May 27, 2:29 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 38 min |
| May 27, 7:53 PM CDT | Severe Thunderstorm Warning | ARX | Floyd | 52 min |
| May 27, 8:44 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 28 min |
| May 29, 8:20 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 40 min |
| May 29, 3:15 PM CDT | Severe Thunderstorm Warning | DMX | Worth | 30 min |
| May 29, 4:00 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 45 min |
| May 29, 4:39 PM CDT | Severe Thunderstorm Warning | ARX | Howard | 66 min |
| May 29, 4:46 PM CDT | Severe Thunderstorm Warning | ARX | Floyd | 29 min |
| May 29, 5:45 PM CDT | Severe Thunderstorm Warning | ARX | Howard | 42 min |
| May 29, 5:58 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 32 min |
| May 29, 6:54 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 36 min |
| May 29, 7:21 PM CDT | Severe Thunderstorm Warning | DMX | Worth | 24 min |
| May 29, 7:25 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 35 min |
| May 29, 8:28 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 36 min |
| May 30, 12:46 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 44 min |
| May 30, 4:47 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 43 min |
| May 30, 5:27 PM CDT | Severe Thunderstorm Warning | DMX | Union | 48 min |
| Jun 3, 7:15 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 31 min |
| Jun 3, 7:34 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 23 min |
| Jun 5, 7:24 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 36 min |
| Jun 6, 1:59 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Lee | 25 min |
| Jun 6, 2:03 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 57 min |
| Jun 6, 3:48 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 57 min |
| Jun 6, 3:50 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 59 min |
| Jun 6, 4:02 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 43 min |
| Jun 6, 4:24 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 66 min |
| Jun 6, 4:24 PM CDT | Severe Thunderstorm Warning | DVN | Louisa | 48 min |
| Jun 6, 4:44 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 46 min |
| Jun 6, 4:47 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 13 min |
| Jun 6, 5:32 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson | 40 min |
| Jun 11, 12:37 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 38 min |
| Jun 14, 7:07 AM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 38 min |
| Jun 14, 7:42 AM CDT | Severe Thunderstorm Warning | DMX | Tama | 50 min |
| Jun 14, 9:47 AM CDT | Severe Thunderstorm Warning | DMX | Worth | 34 min |
| Jun 14, 10:57 AM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 24 min |
| Jun 15, 12:52 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 38 min |
| Jun 15, 1:27 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 33 min |
| Jun 16, 3:59 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 46 min |
| Jun 16, 4:31 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 44 min |
| Jun 16, 5:42 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 18 min |
| Jun 19, 12:00 AM CDT | Severe Thunderstorm Warning | DMX | Cass | 30 min |
| Jun 19, 12:13 AM CDT | Severe Thunderstorm Warning | DMX | Adair | 47 min |
| Jun 19, 12:27 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Union | 63 min |
| Jun 19, 1:30 AM CDT | Severe Thunderstorm Warning | DMX | Union | 15 min |
| Jun 19, 1:37 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 23 min |
| Jun 19, 2:00 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 30 min |
| Jun 19, 3:03 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 27 min |
| Jun 20, 3:05 AM CDT | Severe Thunderstorm Warning | FSD | Lyon | 40 min |
| Jun 20, 3:53 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, O'Brien, Osceola, Sioux | 35 min |
| Jun 20, 3:55 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 27 min |
| Jun 20, 4:36 AM CDT | Severe Thunderstorm Warning | FSD | Clay | 24 min |
| Jun 20, 6:09 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 27 min |
| Jun 20, 7:19 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 24 min |
| Jun 21, 2:13 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Marion, Warren | 47 min |
| Jun 21, 4:47 AM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 43 min |
| Jun 21, 4:56 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk | 53 min |
| Jun 21, 5:11 AM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 49 min |
| Jun 21, 6:12 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa | 63 min |
| Jun 21, 6:27 AM CDT | Severe Thunderstorm Warning | DVN | Jackson | 63 min |
| Jun 21, 6:35 AM CDT | Severe Thunderstorm Warning | DVN | Linn | 55 min |
| Jun 21, 7:52 AM CDT | Severe Thunderstorm Warning | DMX | Greene | 23 min |
| Jun 21, 9:50 AM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 40 min |
| Jun 21, 10:13 AM CDT | Severe Thunderstorm Warning | ARX | Fayette | 47 min |
| Jun 21, 10:21 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 39 min |
| Jun 21, 10:44 AM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 31 min |
| Jun 21, 10:52 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 53 min |
| Jun 21, 11:16 AM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 44 min |
| Jun 21, 11:50 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison | 55 min |
| Jun 21, 12:41 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison | 49 min |
| Jun 21, 1:21 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 54 min |
| Jun 21, 2:49 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 26 min |
| Jun 21, 2:58 PM CDT | Severe Thunderstorm Warning | DVN | Cedar | 62 min |
| Jun 21, 3:04 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk, Washington | 40 min |
| Jun 22, 3:52 AM CDT | Severe Thunderstorm Warning | DMX | Davis | 30 min |
| Jun 22, 4:11 AM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 53 min |
| Jun 22, 5:02 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Lee | 58 min |
| Jun 24, 3:06 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 54 min |
| Jun 24, 3:49 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 41 min |
| Jun 24, 4:04 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 41 min |
| Jun 24, 4:33 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 27 min |
| Jun 24, 5:07 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 38 min |
| Jun 24, 5:20 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 40 min |
| Jun 24, 5:46 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 59 min |
| Jun 24, 5:59 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 61 min |
| Jun 24, 6:13 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 47 min |
| Jun 24, 6:43 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 47 min |
| Jun 24, 6:54 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 26 min |
| Jun 24, 7:22 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 38 min |
| Jun 25, 3:08 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 52 min |
| Jun 25, 3:58 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Johnson | 62 min |
| Jun 27, 3:31 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Union | 44 min |
| Jun 27, 3:53 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 52 min |
| Jun 27, 4:40 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 50 min |
| Jun 27, 5:22 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 23 min |
| Jun 27, 5:25 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 35 min |
| Jun 27, 5:44 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 31 min |
| Jun 27, 5:47 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 36 min |
| Jun 27, 5:59 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 17 min |
| Jun 27, 6:15 PM CDT | Severe Thunderstorm Warning | OAX | Page | 30 min |
| Jun 27, 6:32 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 38 min |
| Jun 27, 7:15 PM CDT | Severe Thunderstorm Warning | DVN | Jefferson | 30 min |
| Jun 27, 7:30 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 28 min |
| Jun 27, 8:12 PM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 48 min |
| Jun 30, 9:50 AM CDT | Severe Thunderstorm Warning | DMX | Tama | 25 min |
| Jun 30, 9:57 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa | 63 min |
| Jul 1, 4:07 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 23 min |
| Jul 1, 4:09 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 36 min |
| Jul 1, 4:31 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 44 min |
| Jul 1, 4:38 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 37 min |
| Jul 1, 4:55 PM CDT | Severe Thunderstorm Warning | DMX | Hancock | 50 min |
| Jul 1, 5:21 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 39 min |
| Jul 1, 5:25 PM CDT | Severe Thunderstorm Warning | DMX | Hancock | 26 min |
| Jul 1, 6:07 PM CDT | Severe Thunderstorm Warning | ARX | Floyd | 38 min |
| Jul 1, 6:17 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 28 min |
| Jul 1, 6:30 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw | 37 min |
| Jul 1, 6:38 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 52 min |
| Jul 1, 6:51 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 39 min |
| Jul 1, 7:23 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 52 min |
| Jul 1, 7:50 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 30 min |
| Jul 1, 11:29 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 33 min |
| Jul 2, 5:17 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Taylor | 58 min |
| Jul 2, 6:26 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 34 min |
| Jul 2, 6:52 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 38 min |
| Jul 2, 7:42 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas | 33 min |
| Jul 2, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 42 min |
| Jul 2, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska, Marion | 37 min |
| Jul 3, 3:03 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 38 min |
| Jul 3, 3:24 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 36 min |
| Jul 3, 3:40 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 35 min |
| Jul 3, 4:07 PM CDT | Severe Thunderstorm Warning | DVN | Louisa, Washington | 53 min |
| Jul 3, 4:16 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 59 min |
| Jul 3, 5:35 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 28 min |
| Jul 3, 5:55 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 29 min |
| Jul 3, 7:28 PM CDT | Severe Thunderstorm Warning | DMX | Marion, Polk, Warren | 47 min |
| Jul 9, 6:10 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 35 min |
| Jul 13, 1:58 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 32 min |
| Jul 13, 2:35 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 25 min |
| Jul 13, 2:48 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 23 min |
| Jul 13, 2:57 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 33 min |
| Jul 13, 3:02 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 13 min |
| Jul 13, 3:17 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 43 min |
| Jul 13, 3:22 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 53 min |
| Jul 13, 3:30 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 45 min |
| Jul 13, 3:40 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 50 min |
| Jul 13, 4:12 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 63 min |
| Jul 13, 4:14 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 46 min |
| Jul 13, 4:21 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 29 min |
| Jul 13, 4:28 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 47 min |
| Jul 13, 4:39 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 51 min |
| Jul 13, 4:48 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 57 min |
| Jul 13, 5:08 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 16 min |
| Jul 13, 5:23 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 22 min |
| Jul 13, 5:41 PM CDT | Severe Thunderstorm Warning | DMX | Audubon | 16 min |
| Jul 13, 5:52 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 38 min |
| Jul 13, 6:03 PM CDT | Severe Thunderstorm Warning | DMX | Story | 34 min |
| Jul 13, 6:04 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 41 min |
| Jul 13, 6:09 PM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 51 min |
| Jul 13, 6:09 PM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 51 min |
| Jul 13, 6:16 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 44 min |
| Jul 13, 6:23 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 31 min |
| Jul 13, 6:26 PM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 33 min |
| Jul 13, 6:40 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 50 min |
| Jul 13, 6:42 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 33 min |
| Jul 13, 6:47 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 58 min |
| Jul 13, 7:04 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 56 min |
| Jul 13, 7:14 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 46 min |
| Jul 13, 7:34 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 41 min |
| Jul 13, 8:40 PM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 65 min |
| Jul 17, 4:35 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 40 min |
| Jul 17, 4:56 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 54 min |
| Jul 17, 5:11 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 19 min |
| Jul 17, 5:11 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 64 min |
| Jul 17, 5:47 PM CDT | Severe Thunderstorm Warning | DVN | Iowa | 58 min |
| Jul 17, 6:01 PM CDT | Severe Thunderstorm Warning | DVN | Johnson, Linn | 59 min |
| Jul 17, 6:14 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 61 min |
| Jul 17, 6:43 PM CDT | Severe Thunderstorm Warning | DVN | Iowa | 43 min |
| Jul 17, 6:46 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 59 min |
| Jul 17, 6:59 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 48 min |
| Jul 17, 7:08 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 37 min |
| Jul 17, 7:34 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 41 min |
| Jul 17, 8:10 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 18 min |
| Jul 17, 8:18 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 57 min |
| Jul 19, 10:13 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw | 19 min |
| Jul 19, 12:30 PM CDT | Severe Thunderstorm Warning | DVN | Jones | 45 min |
| Jul 19, 12:36 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton | 54 min |
| Jul 19, 12:55 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 65 min |
| Jul 19, 1:25 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 54 min |
| Jul 19, 9:09 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Wright | 36 min |
| Jul 19, 10:47 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth, Winnebago | 58 min |
| Jul 19, 10:59 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 46 min |
| Jul 19, 11:30 PM CDT | Severe Thunderstorm Warning | DMX | Worth | 45 min |
| Jul 19, 11:48 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 57 min |
| Jul 19, 11:51 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 21 min |
| Jul 19, 11:53 PM CDT | Severe Thunderstorm Warning | DMX | Winnebago | 52 min |
| Jul 19, 11:58 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 32 min |
| Jul 20, 12:16 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Howard | 44 min |
| Jul 20, 12:33 AM CDT | Severe Thunderstorm Warning | ARX | Fayette, Winneshiek | 42 min |
| Jul 20, 12:39 AM CDT | Severe Thunderstorm Warning | DMX | Bremer | 51 min |
| Jul 20, 12:59 AM CDT | Severe Thunderstorm Warning | DMX | Winnebago | 46 min |
| Jul 20, 1:36 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Worth | 39 min |
| Jul 20, 1:47 AM CDT | Severe Thunderstorm Warning | ARX | Clayton | 43 min |
| Jul 20, 1:49 AM CDT | Severe Thunderstorm Warning | DMX | Winnebago | 26 min |
| Jul 20, 3:01 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 16 min |
| Jul 20, 5:09 AM CDT | Severe Thunderstorm Warning | DVN | Clinton | 23 min |
| Jul 22, 4:32 PM CDT | Severe Thunderstorm Warning | DVN | Clinton | 43 min |
| Jul 22, 4:35 PM CDT | Severe Thunderstorm Warning | DVN | Scott | 55 min |
| Jul 25, 6:00 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 45 min |
| Jul 25, 6:11 PM CDT | Severe Thunderstorm Warning | DVN | Iowa | 64 min |
| Jul 25, 6:56 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 46 min |
| Jul 25, 7:15 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 26 min |
| Jul 26, 6:20 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 25 min |
| Jul 26, 6:26 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 34 min |
| Jul 26, 6:42 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 33 min |
| Jul 26, 6:47 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 43 min |
| Jul 27, 9:48 AM CDT | Severe Thunderstorm Warning | DMX | Taylor | 42 min |
| Aug 1, 5:20 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 40 min |
| Aug 1, 6:01 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 44 min |
| Aug 1, 6:34 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 24 min |
| Aug 1, 6:45 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 30 min |
| Aug 1, 7:10 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 50 min |
| Aug 1, 7:14 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 61 min |
| Aug 1, 7:23 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 37 min |
| Aug 1, 7:56 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 34 min |
| Aug 1, 8:29 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 31 min |
| Aug 1, 8:42 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Clay | 48 min |
| Aug 1, 8:55 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 27 min |
| Aug 1, 9:01 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 37 min |
| Aug 1, 10:37 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 38 min |
| Aug 2, 12:31 AM CDT | Severe Thunderstorm Warning | DMX | Franklin, Wright | 44 min |
| Aug 2, 12:50 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 25 min |
| Aug 5, 9:11 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 49 min |
| Aug 7, 1:41 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 49 min |
| Aug 10, 3:11 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 49 min |
| Aug 10, 3:16 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 29 min |
| Aug 10, 3:44 AM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 46 min |
| Aug 10, 4:00 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 30 min |
| Aug 10, 4:11 AM CDT | Severe Thunderstorm Warning | DMX | Crawford | 34 min |
| Aug 10, 4:21 AM CDT | Severe Thunderstorm Warning | DMX | Tama | 24 min |
| Aug 10, 4:22 AM CDT | Severe Thunderstorm Warning | DMX | Sac | 44 min |
| Aug 10, 4:24 AM CDT | Severe Thunderstorm Warning | DVN | Benton | 51 min |
| Aug 10, 4:29 AM CDT | Severe Thunderstorm Warning | FSD | Ida | 16 min |
| Aug 10, 4:38 AM CDT | Severe Thunderstorm Warning | DMX | Carroll | 52 min |
| Aug 10, 4:48 AM CDT | Severe Thunderstorm Warning | DVN | Linn | 42 min |
| Aug 10, 4:56 AM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 53 min |
| Aug 10, 5:06 AM CDT | Severe Thunderstorm Warning | DVN | Iowa, Johnson | 39 min |
| Aug 10, 5:11 AM CDT | Severe Thunderstorm Warning | DMX | Greene | 34 min |
| Aug 10, 5:31 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Jones, Linn | 44 min |
| Aug 10, 5:35 AM CDT | Severe Thunderstorm Warning | DMX | Hardin | 29 min |
| Aug 10, 5:39 AM CDT | Severe Thunderstorm Warning | DMX | Boone | 36 min |
| Aug 10, 5:57 AM CDT | Severe Thunderstorm Warning | DMX | Story | 33 min |
| Aug 10, 6:03 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 42 min |
| Aug 10, 6:47 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 43 min |
| Aug 13, 3:22 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 38 min |
| Aug 13, 3:29 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 61 min |
| Aug 13, 5:03 PM CDT | Severe Thunderstorm Warning | DMX | Mahaska | 57 min |
| Aug 13, 5:20 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 55 min |
| Aug 13, 6:36 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 54 min |
| Aug 13, 7:16 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 39 min |
| Aug 18, 2:30 AM CDT | Severe Thunderstorm Warning | DMX | Taylor | 30 min |
| Aug 18, 3:01 AM CDT | Severe Thunderstorm Warning | DMX | Madison | 44 min |
| Aug 18, 4:08 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Wayne | 37 min |
| Aug 24, 10:44 PM CDT | Severe Thunderstorm Warning | DMX | Worth | 61 min |
| Aug 25, 1:46 AM CDT | Severe Thunderstorm Warning | ARX | Howard, Mitchell | 44 min |
| Sep 3, 2:05 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 40 min |
| Sep 3, 2:39 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 51 min |
| Sep 3, 2:43 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 32 min |
| Sep 3, 2:54 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 66 min |
| Sep 3, 3:15 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 15 min |
| Sep 3, 3:24 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 36 min |
| Sep 3, 3:25 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 50 min |
| Sep 3, 3:53 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 52 min |
| Sep 3, 4:14 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 39 min |
| Sep 3, 4:18 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 37 min |
| Sep 3, 5:39 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 51 min |
| Sep 3, 6:23 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 52 min |
| Sep 8, 4:21 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 39 min |
| Sep 8, 4:30 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 30 min |
| Sep 8, 7:07 PM CDT | Severe Thunderstorm Warning | DMX | Wright | 18 min |
| Sep 11, 3:02 PM CDT | Severe Thunderstorm Warning | DVN | Lee | 42 min |
| Sep 15, 9:57 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 48 min |
| Sep 15, 10:06 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 39 min |
| Sep 15, 10:44 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 16 min |
| Sep 16, 7:50 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 25 min |
| Sep 16, 8:07 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 38 min |
| Sep 16, 8:12 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 20 min |
| Sep 16, 8:24 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 36 min |
| Sep 16, 8:56 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 34 min |
| Sep 16, 8:56 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 34 min |
| Sep 16, 9:22 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 23 min |
| Sep 16, 9:35 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth, Palo Alto | 40 min |
| Sep 16, 9:36 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 39 min |
| Sep 16, 9:52 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 23 min |
| Sep 16, 9:56 PM CDT | Severe Thunderstorm Warning | FSD | Ida | 24 min |
| Sep 16, 10:08 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 37 min |
| Sep 16, 10:09 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth | 51 min |
| Sep 16, 10:14 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 31 min |
| Sep 16, 10:25 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 65 min |
| Sep 16, 10:32 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 43 min |
| Sep 16, 10:34 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 41 min |
| Sep 16, 10:42 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 33 min |
| Sep 16, 10:55 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 35 min |
| Sep 16, 11:02 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Webster | 43 min |
| Sep 16, 11:04 PM CDT | Severe Thunderstorm Warning | DMX | Greene | 41 min |
| Sep 16, 11:13 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll | 47 min |
| Sep 16, 11:19 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Wright | 56 min |
| Sep 16, 11:20 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 40 min |
| Sep 16, 11:30 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 30 min |
| Sep 16, 11:42 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 48 min |
| Sep 16, 11:45 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster | 45 min |
| Sep 16, 11:46 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene | 34 min |
| Sep 17, 12:25 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 35 min |
| Sep 17, 12:25 AM CDT | Severe Thunderstorm Warning | DMX | Hardin | 35 min |
| Sep 17, 12:58 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie, Union | 47 min |
| Sep 17, 1:08 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison | 37 min |
| Sep 17, 1:32 AM CDT | Severe Thunderstorm Warning | DMX | Boone | 43 min |
| Sep 17, 1:48 AM CDT | Severe Thunderstorm Warning | DMX | Story | 42 min |
| Sep 17, 1:57 AM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Hardin | 48 min |
| Sep 17, 2:27 AM CDT | Severe Thunderstorm Warning | DMX | Grundy | 33 min |
| Sep 17, 2:32 AM CDT | Severe Thunderstorm Warning | DMX | Marshall | 28 min |
| Sep 17, 2:39 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Wayne | 36 min |
| Sep 17, 3:15 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis | 45 min |
| Sep 29, 7:26 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 34 min |
| Sep 29, 7:37 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 23 min |
| Sep 29, 7:46 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 33 min |
| Sep 29, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Story | 42 min |
| Oct 4, 2:42 AM CDT | Severe Thunderstorm Warning | DMX | Winnebago, Worth | 48 min |
| Oct 4, 3:14 AM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 61 min |
| Oct 4, 3:30 AM CDT | Severe Thunderstorm Warning | DMX | Worth | 15 min |
| Oct 4, 3:56 AM CDT | Severe Thunderstorm Warning | ARX | Howard | 49 min |
| Oct 4, 4:19 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Winneshiek | 41 min |
| Oct 4, 5:03 AM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 42 min |
| Nov 10, 8:20 AM CST | Severe Thunderstorm Warning | DMX | Jasper | 29 min |
| Nov 10, 8:36 AM CST | Severe Thunderstorm Warning | DMX | Poweshiek | 18 min |
| Nov 10, 12:50 PM CST | Severe Thunderstorm Warning | DVN | Cedar, Johnson, Washington | 25 min |
| Nov 10, 1:13 PM CST | Severe Thunderstorm Warning | DVN | Cedar | 47 min |
| Dec 11, 8:21 PM CST | Severe Thunderstorm Warning | OAX | Page | 39 min |
| Dec 11, 8:41 PM CST | Severe Thunderstorm Warning | DMX | Adams, Taylor | 49 min |
| Dec 11, 8:54 PM CST | Severe Thunderstorm Warning | OAX | Page | 22 min |
| Dec 11, 9:23 PM CST | Severe Thunderstorm Warning | DMX | Dallas, Madison | 37 min |
| Dec 11, 10:11 PM CST | Severe Thunderstorm Warning | DMX | Story | 34 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Warren County18
- Davis County17
- Crawford County17
- Clinton County16
- Marion County15
- Madison County15
- Polk County15
- Woodbury County14
- Harrison County14
- Cass County13
- Pottawattamie County12
- Van Buren County12
- Adair County12
- Webster County12
- Johnson County12
- Linn County12
- Jackson County12
- Iowa County11
- Appanoose County11
- Union County11
- Hamilton County11
- Wayne County10
- Dallas County10
- Cedar County10
- Plymouth County10
- Mills County10
- Carroll County10
- Guthrie County10
- Mitchell County10
- Worth County10
- Lee County10
- Decatur County9
- Audubon County9
- Jasper County9
- Wapello County9
- Taylor County9
- Boone County9
- Hardin County9
- Lucas County9
- Benton County9
59 more counties
- Marshall County8
- Tama County8
- Fremont County8
- Des Moines County8
- Washington County8
- Scott County8
- Grundy County8
- Sac County8
- Lyon County8
- Montgomery County8
- Page County8
- Humboldt County8
- Clarke County8
- Hancock County8
- Story County8
- Wright County8
- Cerro Gordo County8
- Monona County7
- Buena Vista County7
- Black Hawk County7
- Jefferson County7
- Calhoun County7
- Adams County7
- Greene County7
- Winneshiek County7
- Dubuque County6
- Pocahontas County6
- Sioux County6
- Cherokee County6
- Jones County6
- Shelby County6
- Allamakee County6
- Kossuth County6
- Ida County6
- Poweshiek County5
- Henry County5
- Louisa County5
- Franklin County5
- Floyd County5
- Delaware County5
- Howard County5
- Osceola County5
- Clay County5
- Winnebago County5
- Buchanan County4
- Fayette County4
- Ringgold County4
- Monroe County4
- Clayton County4
- Mahaska County4
- Dickinson County4
- Chickasaw County4
- Palo Alto County4
- Emmet County4
- Keokuk County3
- Butler County3
- O'Brien County3
- Muscatine County1
- Bremer County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20052007
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.