Alert archive / Iowa / Severe Thunderstorm Warnings / 2025
Severe Thunderstorm Warnings in Iowa, April 2025
104 severe thunderstorm warnings in April 2025. 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 April 2025. Tap one for its archive.
- Severe Thunderstorm Warnings
- 104
- Busiest day
- April 18, 202539 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 1, 10:06 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 39 min |
| Apr 1, 10:40 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona, Pottawattamie, Shelby | 50 min |
| Apr 1, 11:09 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 51 min |
| Apr 2, 12:05 AM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie, Shelby | 27 min |
| Apr 17, 6:20 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie | 55 min |
| Apr 17, 7:48 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills | 42 min |
| Apr 17, 7:49 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 56 min |
| Apr 17, 8:10 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 65 min |
| Apr 17, 8:17 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 43 min |
| Apr 17, 8:27 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 33 min |
| Apr 17, 8:51 PM CDT | Severe Thunderstorm Warning | FSD | Clay, O'Brien, Osceola | 24 min |
| Apr 17, 8:58 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 47 min |
| Apr 17, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Taylor | 53 min |
| Apr 17, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Cass | 48 min |
| Apr 17, 9:17 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 32 min |
| Apr 17, 9:57 PM CDT | Severe Thunderstorm Warning | DMX | Adams, Ringgold, Taylor, Union | 48 min |
| Apr 17, 10:00 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Madison | 45 min |
| Apr 17, 10:39 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Ringgold, Union | 51 min |
| Apr 17, 10:43 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk, Warren | 47 min |
| Apr 17, 10:50 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Warren | 25 min |
| Apr 17, 11:03 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas, Warren | 42 min |
| Apr 17, 11:24 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk, Warren | 36 min |
| Apr 18, 12:15 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 30 min |
| Apr 18, 12:39 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 36 min |
| Apr 18, 12:59 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee | 46 min |
| Apr 18, 1:11 AM CDT | Severe Thunderstorm Warning | DVN | Johnson, Louisa, Muscatine, Washington | 21 min |
| Apr 18, 1:16 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 44 min |
| Apr 18, 1:28 AM CDT | Severe Thunderstorm Warning | DMX | Palo Alto, Pocahontas | 32 min |
| Apr 18, 2:10 AM CDT | Severe Thunderstorm Warning | DMX | Hancock, Humboldt, Kossuth, Webster, Wright | 50 min |
| Apr 18, 2:10 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth, Sioux, Woodbury | 35 min |
| Apr 18, 2:32 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin, Worth, Wright | 43 min |
| Apr 18, 2:44 AM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Clay | 17 min |
| Apr 18, 2:57 AM CDT | Severe Thunderstorm Warning | DMX | Franklin | 18 min |
| Apr 18, 3:12 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 48 min |
| Apr 18, 3:45 AM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler | 45 min |
| Apr 18, 4:09 AM CDT | Severe Thunderstorm Warning | ARX | Fayette | 51 min |
| Apr 18, 4:23 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin, Hancock, Worth, Wright | 38 min |
| Apr 18, 4:34 AM CDT | Severe Thunderstorm Warning | ARX | Clayton | 41 min |
| Apr 18, 4:48 AM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd, Howard, Mitchell | 36 min |
| Apr 18, 4:48 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin | 32 min |
| Apr 18, 4:51 AM CDT | Severe Thunderstorm Warning | ARX | Floyd | 24 min |
| Apr 18, 5:09 AM CDT | Severe Thunderstorm Warning | DMX | Bremer, Butler | 34 min |
| Apr 18, 5:32 AM CDT | Severe Thunderstorm Warning | ARX | Fayette | 31 min |
| Apr 18, 5:53 AM CDT | Severe Thunderstorm Warning | ARX | Clayton | 37 min |
| Apr 20, 5:25 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Lee, Van Buren, Washington | 65 min |
| Apr 20, 6:32 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Lee | 43 min |
| Apr 20, 7:14 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 61 min |
| Apr 20, 7:25 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Des Moines, Johnson, Jones, Louisa, Muscatine and 1 more | 65 min |
| Apr 20, 8:08 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Muscatine, Scott | 67 min |
| Apr 21, 10:29 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 46 min |
| Apr 21, 11:02 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 30 min |
| Apr 22, 10:20 PM CDT | Severe Thunderstorm Warning | DMX | Marshall, Story | 55 min |
| Apr 22, 10:36 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Ringgold | 54 min |
| Apr 22, 11:02 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 43 min |
| Apr 22, 11:26 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson | 49 min |
| Apr 22, 11:44 PM CDT | Severe Thunderstorm Warning | DMX | Marshall, Tama | 46 min |
| Apr 23, 2:23 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 37 min |
| Apr 23, 4:24 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 22 min |
| Apr 23, 6:06 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 39 min |
| Apr 23, 6:22 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 38 min |
| Apr 23, 6:38 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Marshall, Tama | 52 min |
| Apr 23, 6:40 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Poweshiek, Tama | 36 min |
| Apr 23, 6:43 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 47 min |
| Apr 23, 7:01 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 31 min |
| Apr 23, 7:14 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Webster | 46 min |
| Apr 23, 7:43 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Sac | 47 min |
| Apr 23, 7:52 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster, Wright | 38 min |
| Apr 23, 7:58 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Webster | 47 min |
| Apr 23, 8:02 PM CDT | Severe Thunderstorm Warning | DMX | Franklin, Hamilton, Hardin, Wright | 43 min |
| Apr 23, 8:16 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Carroll, Greene | 44 min |
| Apr 23, 8:25 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Grundy, Hardin | 50 min |
| Apr 23, 9:09 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler | 51 min |
| Apr 23, 9:15 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Butler, Grundy | 29 min |
| Apr 23, 9:35 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 55 min |
| Apr 24, 4:07 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 38 min |
| Apr 24, 4:53 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 37 min |
| Apr 24, 6:09 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Pottawattamie, Shelby | 36 min |
| Apr 24, 6:21 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 24 min |
| Apr 24, 6:40 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 23 min |
| Apr 24, 7:12 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie | 48 min |
| Apr 28, 8:51 AM CDT | Severe Thunderstorm Warning | DMX | Bremer | 24 min |
| Apr 28, 12:56 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 34 min |
| Apr 28, 2:44 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola | 46 min |
| Apr 28, 2:50 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 21 min |
| Apr 28, 3:25 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson, Osceola | 35 min |
| Apr 28, 4:13 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 47 min |
| Apr 28, 4:34 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 41 min |
| Apr 28, 4:56 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 49 min |
| Apr 28, 5:08 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 52 min |
| Apr 28, 5:40 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Palo Alto | 36 min |
| Apr 28, 6:06 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth, Sioux | 39 min |
| Apr 28, 6:41 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 49 min |
| Apr 28, 6:43 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth, Winnebago | 33 min |
| Apr 28, 7:13 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 47 min |
| Apr 28, 7:29 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Kossuth, Winnebago | 31 min |
| Apr 28, 7:54 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Cherokee, Plymouth | 51 min |
| Apr 28, 8:34 PM CDT | Severe Thunderstorm Warning | DMX | Hancock, Winnebago | 41 min |
| Apr 28, 8:40 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 39 min |
| Apr 28, 8:51 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 24 min |
| Apr 28, 8:58 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Audubon, Cass, Guthrie | 47 min |
| Apr 28, 9:06 PM CDT | Severe Thunderstorm Warning | DMX | Emmet, Kossuth, Palo Alto | 39 min |
| Apr 28, 9:10 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 26 min |
| Apr 28, 9:52 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Story | 38 min |
| Apr 28, 10:13 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin, Marshall, Story, Tama | 47 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Pottawattamie County12
- Franklin County7
- Butler County7
- Cass County6
- Adair County6
- Plymouth County6
- Marshall County6
- Harrison County5
- Mills County5
- Clay County5
- Osceola County5
- Emmet County5
- Cherokee County5
- Palo Alto County5
- Hancock County5
- Wright County5
- Shelby County4
- Fremont County4
- Woodbury County4
- O'Brien County4
- Warren County4
- Sioux County4
- Kossuth County4
- Webster County4
- Black Hawk County4
- Bremer County4
- Tama County4
- Guthrie County4
- Grundy County4
- Calhoun County4
- Dickinson County4
- Winnebago County4
- Montgomery County3
- Ringgold County3
- Jasper County3
- Polk County3
- Buena Vista County3
- Louisa County3
- Muscatine County3
- Cerro Gordo County3
43 more counties
- Worth County3
- Fayette County3
- Des Moines County3
- Story County3
- Audubon County3
- Hardin County3
- Lyon County3
- Page County2
- Adams County2
- Taylor County2
- Union County2
- Clarke County2
- Marion County2
- Johnson County2
- Washington County2
- Pocahontas County2
- Clayton County2
- Floyd County2
- Henry County2
- Jefferson County2
- Lee County2
- Cedar County2
- Scott County2
- Hamilton County2
- Monona County1
- Ida County1
- Dallas County1
- Madison County1
- Lucas County1
- Humboldt County1
- Chickasaw County1
- Howard County1
- Mitchell County1
- Van Buren County1
- Jones County1
- Clinton County1
- Decatur County1
- Poweshiek County1
- Benton County1
- Sac County1
- Carroll County1
- Greene County1
- Boone County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.