Alert archive / Iowa / Severe Thunderstorm Warnings / 2024
Severe Thunderstorm Warnings in Iowa, May 2024
275 severe thunderstorm warnings in May 2024. 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 May 2024. Tap one for its archive.
- Severe Thunderstorm Warnings
- 275
- Busiest day
- May 21, 2024122 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 7:00 PM CDT | Severe Thunderstorm Warning | DMX | Marion, Warren | 18 min |
| Apr 30, 7:11 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Lucas, Monroe, Wayne | 38 min |
| Apr 30, 7:35 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Mahaska, Monroe, Wapello | 55 min |
| Apr 30, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Lucas, Monroe | 42 min |
| Apr 30, 8:26 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 49 min |
| Apr 30, 8:31 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe, Wapello | 44 min |
| Apr 30, 9:09 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 36 min |
| Apr 30, 9:13 PM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 47 min |
| May 6, 8:27 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Pottawattamie | 63 min |
| May 6, 8:32 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 43 min |
| May 6, 8:43 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 50 min |
| May 6, 9:08 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie, Shelby | 50 min |
| May 6, 9:16 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Montgomery, Page | 44 min |
| May 6, 9:27 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Audubon, Cass, Guthrie, Taylor | 48 min |
| May 6, 9:35 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Crawford, Greene, Sac | 40 min |
| May 6, 10:09 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Audubon, Cass, Dallas, Guthrie and 2 more | 51 min |
| May 6, 10:14 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Crawford, Greene, Humboldt, Pocahontas and 2 more | 61 min |
| May 7, 12:33 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas, Madison, Warren, Wayne | 42 min |
| May 7, 1:26 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Jasper, Lucas, Mahaska, Marion and 6 more | 64 min |
| May 7, 2:17 AM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Keokuk, Van Buren, Washington | 58 min |
| May 7, 2:26 AM CDT | Severe Thunderstorm Warning | DMX | Davis, Grundy, Jasper, Mahaska, Marshall, Monroe and 3 more | 49 min |
| May 7, 2:56 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa | 49 min |
| May 7, 3:51 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Henry, Johnson, Louisa, Muscatine, Washington | 39 min |
| May 7, 4:26 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Des Moines, Johnson, Louisa, Muscatine and 1 more | 45 min |
| May 7, 3:51 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 39 min |
| May 7, 4:30 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware | 60 min |
| May 7, 5:03 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 42 min |
| May 7, 6:12 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 18 min |
| May 7, 6:33 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk, Story | 27 min |
| May 7, 6:45 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 30 min |
| May 8, 4:11 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth, Sioux | 34 min |
| May 8, 6:13 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene, Hamilton, Webster | 47 min |
| May 8, 6:39 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas | 51 min |
| May 8, 6:55 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Hardin, Story | 50 min |
| May 8, 7:10 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas, Polk, Story | 50 min |
| May 8, 7:36 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Hardin, Story | 54 min |
| May 8, 7:59 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin, Marshall, Story | 46 min |
| May 8, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy, Marshall, Tama | 52 min |
| May 8, 9:20 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Calhoun, Carroll, Greene, Guthrie | 40 min |
| May 8, 9:39 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Tama | 51 min |
| May 8, 9:44 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan | 61 min |
| May 19, 6:54 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 36 min |
| May 19, 7:29 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 7 min |
| May 19, 11:49 AM CDT | Severe Thunderstorm Warning | DMX | Madison | 26 min |
| May 19, 3:33 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Mahaska, Marion, Poweshiek | 42 min |
| May 19, 4:14 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Mahaska, Marion, Poweshiek | 61 min |
| May 19, 4:48 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 42 min |
| May 19, 5:24 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 33 min |
| May 19, 6:17 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 43 min |
| May 19, 6:49 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Butler, Grundy | 41 min |
| May 19, 6:55 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page, Pottawattamie | 50 min |
| May 19, 7:14 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 42 min |
| May 19, 7:25 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 35 min |
| May 19, 7:46 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 44 min |
| May 19, 7:58 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Audubon, Cass, Guthrie, Madison and 3 more | 47 min |
| May 19, 8:09 PM CDT | Severe Thunderstorm Warning | OAX | Page | 36 min |
| May 19, 8:42 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 48 min |
| May 19, 8:53 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor, Union | 52 min |
| May 19, 11:28 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 32 min |
| May 19, 11:33 PM CDT | Severe Thunderstorm Warning | ARX | Floyd | 27 min |
| May 19, 11:54 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Muscatine, Scott | 51 min |
| May 20, 12:08 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Keokuk | 32 min |
| May 20, 12:14 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Ringgold, Union | 27 min |
| May 20, 12:44 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jones | 46 min |
| May 20, 12:50 AM CDT | Severe Thunderstorm Warning | DVN | Johnson, Linn | 40 min |
| May 20, 1:11 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Johnson, Jones, Linn | 35 min |
| May 20, 1:18 AM CDT | Severe Thunderstorm Warning | DVN | Jackson, Jones | 26 min |
| May 20, 1:36 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Clarke, Lucas, Marion, Monroe, Warren and 1 more | 54 min |
| May 20, 6:39 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Osceola | 36 min |
| May 20, 7:13 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 32 min |
| May 20, 7:24 PM CDT | Severe Thunderstorm Warning | FSD | Clay, O'Brien | 51 min |
| May 20, 7:39 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth, Sioux | 51 min |
| May 20, 7:43 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay, O'Brien | 47 min |
| May 20, 8:10 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 50 min |
| May 20, 8:16 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 44 min |
| May 20, 8:25 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto, Pocahontas | 50 min |
| May 20, 8:37 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 68 min |
| May 20, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 43 min |
| May 20, 8:48 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth, Winnebago | 42 min |
| May 20, 8:58 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Osceola | 47 min |
| May 20, 9:13 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt, Kossuth, Palo Alto, Pocahontas | 37 min |
| May 20, 9:26 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 64 min |
| May 20, 9:30 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Winnebago, Worth | 22 min |
| May 20, 9:42 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 48 min |
| May 20, 10:06 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 39 min |
| May 20, 10:19 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 56 min |
| May 20, 10:35 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 25 min |
| May 20, 10:56 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 34 min |
| May 20, 10:58 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 47 min |
| May 20, 10:59 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth | 31 min |
| May 20, 11:02 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto, Pocahontas | 28 min |
| May 20, 11:23 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Mills, Pottawattamie | 67 min |
| May 20, 11:35 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 40 min |
| May 20, 11:58 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Calhoun, Carroll, Dallas, Greene, Guthrie and 2 more | 36 min |
| May 21, 12:14 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 46 min |
| May 21, 12:42 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 63 min |
| May 21, 1:09 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Carroll, Crawford | 66 min |
| May 21, 1:20 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Polk | 40 min |
| May 21, 1:44 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie, Shelby | 61 min |
| May 21, 2:38 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Butler, Grundy, Hardin | 37 min |
| May 21, 2:56 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler | 49 min |
| May 21, 3:17 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Fayette, Winneshiek | 43 min |
| May 21, 3:22 AM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford, Sac | 38 min |
| May 21, 3:35 AM CDT | Severe Thunderstorm Warning | FSD | Ida | 25 min |
| May 21, 5:12 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 48 min |
| May 21, 5:25 AM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 50 min |
| May 21, 5:41 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 49 min |
| May 21, 5:45 AM CDT | Severe Thunderstorm Warning | OAX | Harrison | 45 min |
| May 21, 5:49 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 41 min |
| May 21, 5:51 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Poweshiek, Tama | 39 min |
| May 21, 5:53 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 52 min |
| May 21, 6:05 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 25 min |
| May 21, 6:11 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona, Shelby | 49 min |
| May 21, 6:15 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Mills, Montgomery, Pottawattamie, Shelby | 45 min |
| May 21, 6:18 AM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 42 min |
| May 21, 6:21 AM CDT | Severe Thunderstorm Warning | DVN | Benton | 39 min |
| May 21, 6:26 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Plymouth, Woodbury | 34 min |
| May 21, 6:28 AM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford, Sac | 47 min |
| May 21, 6:36 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Woodbury | 24 min |
| May 21, 6:41 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 49 min |
| May 21, 6:51 AM CDT | Severe Thunderstorm Warning | DMX | Audubon, Carroll, Cass, Crawford, Guthrie | 54 min |
| May 21, 6:51 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Linn | 28 min |
| May 21, 7:07 AM CDT | Severe Thunderstorm Warning | DMX | Cass | 23 min |
| May 21, 7:08 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 22 min |
| May 21, 7:11 AM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 34 min |
| May 21, 7:29 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 46 min |
| May 21, 7:30 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 15 min |
| May 21, 7:35 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Cass, Taylor | 40 min |
| May 21, 7:45 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 15 min |
| May 21, 8:05 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 55 min |
| May 21, 8:41 AM CDT | Severe Thunderstorm Warning | DMX | Dallas, Madison, Polk, Warren | 64 min |
| May 21, 9:26 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Mahaska, Marion, Marshall, Polk, Poweshiek and 2 more | 64 min |
| May 21, 11:14 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Mahaska, Marion, Poweshiek | 46 min |
| May 21, 11:51 AM CDT | Severe Thunderstorm Warning | DVN | Iowa | 54 min |
| May 21, 11:54 AM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 21 min |
| May 21, 12:16 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 44 min |
| May 21, 12:43 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Linn | 29 min |
| May 21, 12:59 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 61 min |
| May 21, 1:16 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 59 min |
| May 21, 1:27 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 33 min |
| May 21, 1:34 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 26 min |
| May 21, 1:38 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 52 min |
| May 21, 1:38 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 37 min |
| May 21, 1:47 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Montgomery, Page | 43 min |
| May 21, 1:48 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida, Woodbury | 27 min |
| May 21, 1:59 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 12 min |
| May 21, 2:10 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie, Shelby | 50 min |
| May 21, 2:11 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Ida | 34 min |
| May 21, 2:11 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 49 min |
| May 21, 2:18 PM CDT | Severe Thunderstorm Warning | DMX | Sac | 29 min |
| May 21, 2:28 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Audubon, Cass | 62 min |
| May 21, 2:30 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Calhoun, Carroll, Crawford, Sac | 45 min |
| May 21, 2:42 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Clay, O'Brien | 19 min |
| May 21, 2:52 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 43 min |
| May 21, 3:11 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Boone, Calhoun, Carroll, Greene, Guthrie and 1 more | 49 min |
| May 21, 3:28 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 33 min |
| May 21, 3:31 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene, Hamilton, Webster, Wright | 44 min |
| May 21, 4:01 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene, Guthrie, Hamilton, Webster | 44 min |
| May 21, 4:11 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Clarke, Dallas, Decatur, Lucas, Madison and 4 more | 64 min |
| May 21, 4:11 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth, Winnebago, Worth | 49 min |
| May 21, 4:15 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin, Hancock, Worth, Wright | 45 min |
| May 21, 4:25 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Franklin, Grundy, Hamilton, Hardin, Marshall and 2 more | 50 min |
| May 21, 4:43 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin, Jasper, Marion, Marshall, Polk and 2 more | 47 min |
| May 21, 4:50 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Cerro Gordo, Franklin, Grundy, Hardin | 40 min |
| May 21, 5:03 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 57 min |
| May 21, 5:15 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 60 min |
| May 21, 5:17 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Lucas, Mahaska, Marion, Poweshiek, Warren | 58 min |
| May 21, 5:17 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin and 1 more | 58 min |
| May 21, 5:21 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 39 min |
| May 21, 5:24 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Howard | 66 min |
| May 21, 5:29 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy, Marshall, Tama | 61 min |
| May 21, 5:43 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan | 47 min |
| May 21, 5:48 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer | 42 min |
| May 21, 5:51 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 39 min |
| May 21, 5:54 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones | 51 min |
| May 21, 5:54 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Van Buren, Washington | 33 min |
| May 21, 5:58 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Poweshiek, Tama | 47 min |
| May 21, 6:02 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Jones | 43 min |
| May 21, 6:05 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Lee, Louisa, Van Buren | 25 min |
| May 21, 6:14 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 46 min |
| May 21, 6:17 PM CDT | Severe Thunderstorm Warning | DMX | Davis, Wapello | 28 min |
| May 21, 6:18 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Keokuk | 42 min |
| May 21, 6:24 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Linn | 51 min |
| May 21, 6:28 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 62 min |
| May 21, 6:29 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 31 min |
| May 21, 6:38 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Johnson, Louisa, Muscatine, Scott | 52 min |
| May 21, 6:41 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton, Winneshiek | 52 min |
| May 21, 6:43 PM CDT | Severe Thunderstorm Warning | DVN | Van Buren | 47 min |
| May 21, 6:47 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 43 min |
| May 21, 6:52 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Johnson, Jones, Linn | 38 min |
| May 21, 6:55 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Jones | 50 min |
| May 21, 7:11 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Delaware, Dubuque, Jackson, Johnson, Jones and 1 more | 49 min |
| May 21, 7:13 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Muscatine, Scott | 47 min |
| May 21, 7:23 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Lee, Van Buren | 24 min |
| May 21, 7:27 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Dubuque, Jackson | 48 min |
| May 21, 7:27 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine | 18 min |
| May 21, 7:30 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones, Linn | 45 min |
| May 21, 7:45 PM CDT | Severe Thunderstorm Warning | ARX | Clayton | 42 min |
| May 21, 7:51 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 16 min |
| May 21, 7:55 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Jones, Scott | 50 min |
| May 21, 8:31 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Dubuque, Jackson | 44 min |
| May 24, 1:20 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 40 min |
| May 24, 1:53 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 52 min |
| May 24, 1:57 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 48 min |
| May 24, 2:28 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more | 47 min |
| May 24, 2:29 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 31 min |
| May 24, 2:31 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe, Wapello | 59 min |
| May 24, 2:31 AM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona, Shelby | 44 min |
| May 24, 2:32 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 43 min |
| May 24, 2:52 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 23 min |
| May 24, 3:07 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Audubon, Calhoun, Carroll, Cass and 6 more | 53 min |
| May 24, 3:07 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and 1 more | 38 min |
| May 24, 3:12 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 48 min |
| May 24, 3:13 AM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 17 min |
| May 24, 3:26 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Lucas, Wayne | 49 min |
| May 24, 3:37 AM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Keokuk, Washington | 38 min |
| May 24, 3:42 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Montgomery, Page | 33 min |
| May 24, 3:44 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas, Marion, Warren | 46 min |
| May 24, 3:46 AM CDT | Severe Thunderstorm Warning | DMX | Wapello | 8 min |
| May 24, 3:56 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Audubon, Boone, Calhoun, Carroll and 12 more | 49 min |
| May 24, 3:58 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 32 min |
| May 24, 4:10 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Marion, Monroe, Wayne | 50 min |
| May 24, 4:11 AM CDT | Severe Thunderstorm Warning | DVN | Iowa, Johnson, Keokuk, Louisa, Washington | 49 min |
| May 24, 4:18 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto, Pocahontas | 42 min |
| May 24, 4:21 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Clarke, Lucas, Madison, Union, Warren | 39 min |
| May 24, 4:35 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer | 40 min |
| May 24, 4:40 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Calhoun, Dallas, Greene, Hamilton, Hardin and 8 more | 50 min |
| May 24, 4:47 AM CDT | Severe Thunderstorm Warning | DVN | Louisa, Muscatine, Washington | 43 min |
| May 24, 4:51 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Hancock, Humboldt, Kossuth, Palo Alto, Pocahontas and 3 more | 39 min |
| May 24, 4:56 AM CDT | Severe Thunderstorm Warning | DMX | Clarke, Jasper, Lucas, Mahaska, Marion, Monroe and 2 more | 49 min |
| May 24, 4:59 AM CDT | Severe Thunderstorm Warning | DMX | Lucas, Mahaska, Marion, Monroe | 46 min |
| May 24, 5:01 AM CDT | Severe Thunderstorm Warning | DVN | Jones, Linn | 44 min |
| May 24, 5:04 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer | 56 min |
| May 24, 5:16 AM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk | 59 min |
| May 24, 5:18 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Grundy, Hamilton, Hardin, Jasper and 6 more | 57 min |
| May 24, 5:19 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin, Hancock, Humboldt, Kossuth, Winnebago and 2 more | 56 min |
| May 24, 5:31 AM CDT | Severe Thunderstorm Warning | DMX | Jasper, Lucas, Mahaska, Marion, Monroe, Poweshiek and 1 more | 59 min |
| May 24, 5:57 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler, Franklin, Grundy, Hardin and 4 more | 50 min |
| May 24, 6:01 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd, Howard, Mitchell | 44 min |
| May 24, 6:05 AM CDT | Severe Thunderstorm Warning | DVN | Iowa, Jefferson, Johnson, Keokuk, Washington | 40 min |
| May 24, 6:07 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Worth | 23 min |
| May 24, 6:13 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Linn | 47 min |
| May 24, 6:31 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Fayette, Howard, Winneshiek | 44 min |
| May 24, 6:38 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 6 more | 67 min |
| May 24, 6:45 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Cedar, Delaware, Dubuque, Jones and 1 more | 60 min |
| May 24, 7:32 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Des Moines, Louisa, Muscatine, Scott | 58 min |
| May 24, 7:39 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Delaware, Dubuque, Jackson, Jones | 66 min |
| May 24, 7:42 AM CDT | Severe Thunderstorm Warning | ARX | Clayton | 63 min |
| May 24, 8:26 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 64 min |
| May 24, 8:43 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 47 min |
| May 24, 10:03 AM CDT | Severe Thunderstorm Warning | DVN | Lee | 42 min |
| May 24, 10:42 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry, Louisa, Muscatine | 22 min |
| May 24, 12:45 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque | 32 min |
| May 24, 2:48 PM CDT | Severe Thunderstorm Warning | DVN | Dubuque, Jackson, Jones | 42 min |
| May 24, 3:53 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Muscatine, Scott | 32 min |
| May 26, 12:39 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 21 min |
| May 26, 1:35 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Grundy | 40 min |
| May 26, 1:38 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe, Wapello | 37 min |
| May 26, 5:34 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 28 min |
| May 26, 6:38 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 21 min |
| May 26, 7:03 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 27 min |
| May 26, 7:36 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Ringgold, Union | 24 min |
| May 26, 8:40 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 20 min |
| May 27, 2:48 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Linn | 42 min |
| May 27, 3:02 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 28 min |
| May 27, 3:29 PM CDT | Severe Thunderstorm Warning | DVN | Jones, Linn | 46 min |
| May 27, 3:43 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Johnson, Keokuk | 47 min |
| May 27, 4:04 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware, Linn | 41 min |
| May 27, 4:09 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Jones, Linn | 51 min |
| May 27, 4:41 PM CDT | Severe Thunderstorm Warning | DVN | Delaware, Dubuque, Jones, Linn | 49 min |
| May 27, 4:53 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jones, Scott | 52 min |
| May 27, 5:23 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson, Jones | 15 min |
| May 27, 5:38 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 34 min |
| May 27, 5:40 PM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 50 min |
| May 27, 5:43 PM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 47 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pottawattamie County23
- Harrison County20
- Clinton County20
- Jones County20
- Jasper County18
- Cedar County18
- Poweshiek County17
- Shelby County16
- Linn County16
- Montgomery County15
- Dubuque County15
- Marion County14
- Lucas County14
- Mills County14
- Guthrie County14
- Benton County14
- Warren County13
- Monroe County13
- Fremont County13
- Page County13
- Audubon County13
- Grundy County13
- Tama County13
- Iowa County13
- Johnson County13
- Boone County13
- Jackson County13
- Adair County12
- Carroll County12
- Muscatine County12
- Scott County12
- Delaware County12
- Black Hawk County12
- Mahaska County11
- Cass County11
- Greene County11
- Dallas County11
- Madison County11
- Polk County11
- Keokuk County11
58 more counties
- Marshall County11
- Story County11
- Cherokee County11
- Hardin County11
- Wapello County10
- Clarke County10
- Louisa County10
- Buchanan County10
- Monona County10
- Van Buren County9
- Adams County9
- Calhoun County9
- Crawford County9
- Sac County9
- Union County9
- Webster County9
- O'Brien County9
- Davis County8
- Washington County8
- Hamilton County8
- Butler County8
- Woodbury County8
- Appanoose County7
- Pocahontas County7
- Plymouth County7
- Ida County7
- Wright County7
- Franklin County7
- Wayne County6
- Taylor County6
- Humboldt County6
- Decatur County6
- Henry County6
- Des Moines County6
- Winneshiek County6
- Clay County6
- Buena Vista County6
- Hancock County6
- Kossuth County6
- Bremer County6
- Lee County5
- Jefferson County5
- Palo Alto County5
- Winnebago County5
- Worth County5
- Ringgold County4
- Chickasaw County4
- Cerro Gordo County4
- Allamakee County3
- Floyd County3
- Fayette County3
- Howard County3
- Clayton County3
- Dickinson County3
- Sioux County2
- Osceola County2
- Mitchell County2
- Emmet County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20232025
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.