Alert archive / Iowa / 2001
Weather alerts in Iowa, April 2001
242 weather alerts in April 2001, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in April 2001. Tap one for its archive.
- Alerts
- 242
- Warnings
- 226
- Watches
- 16
- Advisories
- 0
- Busiest day
- April 11, 200165 alerts
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 5, 6:35 AM CDT | Severe Thunderstorm Warning | DMX | Monroe | 30 min |
| Apr 5, 6:50 AM CDT | Severe Thunderstorm Warning | DMX | Wapello | 40 min |
| Apr 5, 8:25 AM CDT | Severe Thunderstorm Warning | DVN | Jefferson, Washington | 50 min |
| Apr 5, 8:48 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 57 min |
| Apr 5, 10:26 AM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Henry | 49 min |
| Apr 5, 11:30 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 30 min |
| Apr 5, 11:58 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 32 min |
| Apr 5, 11:58 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 32 min |
| Apr 5, 12:00 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Audubon, Boone, Cass, Dallas and 12 more | 5 hr |
| Apr 5, 12:09 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 36 min |
| Apr 5, 12:29 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 31 min |
| Apr 5, 12:57 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page, Pottawattamie | 33 min |
| Apr 5, 1:14 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 31 min |
| Apr 5, 1:29 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 31 min |
| Apr 5, 1:39 PM CDT | Severe Thunderstorm Warning | OAX | Page | 36 min |
| Apr 5, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Benton, Black Hawk, Buchanan and 37 more | 6 hr |
| Apr 5, 3:30 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 45 min |
| Apr 5, 4:11 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 39 min |
| Apr 5, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Appanoose, Davis, Lee, Van Buren | 5 hr |
| Apr 6, 2:54 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 36 min |
| Apr 6, 4:31 AM CDT | Severe Thunderstorm Warning | DMX | Audubon | 24 min |
| Apr 6, 6:46 AM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 29 min |
| Apr 6, 7:14 AM CDT | Severe Thunderstorm Warning | DMX | Dallas | 46 min |
| Apr 6, 7:38 AM CDT | Severe Thunderstorm Warning | DMX | Polk | 42 min |
| Apr 6, 8:43 AM CDT | Severe Thunderstorm Warning | DMX | Jasper | 32 min |
| Apr 6, 8:17 PM CDT | Severe Thunderstorm Warning | DMX | Worth | 28 min |
| Apr 6, 8:21 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 39 min |
| Apr 6, 8:51 PM CDT | Severe Thunderstorm Warning | ARX | Howard | 39 min |
| Apr 6, 9:17 PM CDT | Severe Thunderstorm Warning | ARX | Winneshiek | 43 min |
| Apr 7, 1:45 AM CDT | Severe Thunderstorm Watch | SPC | Cherokee, Harrison, Lyon, Monona, O'Brien, Osceola and 3 more | 5 hr |
| Apr 7, 2:11 AM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 34 min |
| Apr 7, 2:22 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 38 min |
| Apr 7, 3:05 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, O'Brien, Osceola | 25 min |
| Apr 8, 7:00 PM CDT | Tornado Watch | SPC | Adair, Adams, Appanoose, Benton, Black Hawk, Boone and 50 more | 6 hr |
| Apr 8, 7:05 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 40 min |
| Apr 8, 7:13 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Madison | 32 min |
| Apr 8, 7:37 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 23 min |
| Apr 8, 7:46 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 39 min |
| Apr 8, 7:47 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 38 min |
| Apr 8, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 42 min |
| Apr 8, 8:06 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 39 min |
| Apr 8, 8:06 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 39 min |
| Apr 8, 8:10 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 50 min |
| Apr 8, 8:13 PM CDT | Severe Thunderstorm Warning | DMX | Story | 42 min |
| Apr 8, 8:16 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie | 39 min |
| Apr 8, 8:16 PM CDT | Tornado Warning | DMX | Jasper | 29 min |
| Apr 8, 8:18 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 42 min |
| Apr 8, 8:21 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 29 min |
| Apr 8, 8:23 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 52 min |
| Apr 8, 8:26 PM CDT | Severe Thunderstorm Warning | DVN | Delaware | 49 min |
| Apr 8, 8:29 PM CDT | Tornado Warning | DMX | Polk | 31 min |
| Apr 8, 8:30 PM CDT | Tornado Warning | DMX | Adair | 20 min |
| Apr 8, 8:34 PM CDT | Severe Thunderstorm Warning | DMX | Madison, Union | 41 min |
| Apr 8, 8:41 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 39 min |
| Apr 8, 8:44 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 41 min |
| Apr 8, 8:46 PM CDT | Tornado Warning | DMX | Jasper | 29 min |
| Apr 8, 8:52 PM CDT | Tornado Warning | DMX | Dallas | 38 min |
| Apr 8, 8:54 PM CDT | Severe Thunderstorm Warning | DMX | Marshall, Story | 31 min |
| Apr 8, 8:56 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 39 min |
| Apr 8, 8:59 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Taylor | 41 min |
| Apr 8, 9:01 PM CDT | Tornado Warning | DMX | Jasper, Marshall | 29 min |
| Apr 8, 9:25 PM CDT | Tornado Warning | DMX | Polk | 40 min |
| Apr 8, 9:27 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur | 48 min |
| Apr 8, 9:29 PM CDT | Tornado Warning | DMX | Marshall, Tama | 31 min |
| Apr 8, 9:30 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 45 min |
| Apr 8, 9:31 PM CDT | Tornado Warning | DMX | Clarke, Decatur | 49 min |
| Apr 8, 9:34 PM CDT | Tornado Warning | DMX | Ringgold | 31 min |
| Apr 8, 9:47 PM CDT | Severe Thunderstorm Warning | DMX | Hardin, Marshall | 28 min |
| Apr 8, 10:02 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 28 min |
| Apr 8, 10:06 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 24 min |
| Apr 8, 10:20 PM CDT | Flash Flood Warning | DMX | Dallas, Polk | 6 hr |
| Apr 8, 10:20 PM CDT | Tornado Warning | DVN | Benton | 40 min |
| Apr 8, 10:22 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur | 38 min |
| Apr 8, 10:26 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold | 24 min |
| Apr 8, 10:29 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 31 min |
| Apr 8, 10:33 PM CDT | Severe Thunderstorm Warning | DMX | Lucas | 47 min |
| Apr 8, 10:36 PM CDT | Flash Flood Warning | DMX | Ringgold | 6 hr |
| Apr 8, 10:40 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan | 50 min |
| Apr 8, 10:41 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 29 min |
| Apr 8, 10:54 PM CDT | Flash Flood Warning | DMX | Marshall | 6 hr |
| Apr 8, 10:55 PM CDT | Severe Thunderstorm Warning | DMX | Marion | 40 min |
| Apr 8, 10:57 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Union | 38 min |
| Apr 8, 10:58 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Wayne | 52 min |
| Apr 8, 11:11 PM CDT | Flash Flood Warning | DMX | Polk, Story | 6 hr |
| Apr 8, 11:36 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 24 min |
| Apr 8, 11:37 PM CDT | Severe Thunderstorm Warning | DMX | Union | 38 min |
| Apr 8, 11:39 PM CDT | Tornado Warning | DMX | Wayne | 46 min |
| Apr 9, 12:09 AM CDT | Flash Flood Warning | DMX | Decatur, Ringgold, Taylor | 6 hr |
| Apr 9, 1:37 AM CDT | Severe Thunderstorm Warning | DVN | Washington | 38 min |
| Apr 9, 2:21 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 39 min |
| Apr 9, 2:27 AM CDT | Flash Flood Warning | DMX | Wayne | 4 hr |
| Apr 9, 8:29 AM CDT | Severe Thunderstorm Warning | DVN | Cedar | 46 min |
| Apr 9, 8:54 AM CDT | Severe Thunderstorm Warning | DVN | Scott | 66 min |
| Apr 10, 11:59 AM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 61 min |
| Apr 10, 12:34 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 41 min |
| Apr 10, 1:03 PM CDT | Severe Thunderstorm Warning | OAX | Page | 42 min |
| Apr 10, 1:12 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Cass | 43 min |
| Apr 10, 1:30 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 45 min |
| Apr 10, 3:12 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 33 min |
| Apr 10, 3:30 PM CDT | Severe Thunderstorm Warning | DMX | Warren | 20 min |
| Apr 10, 4:02 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 28 min |
| Apr 10, 4:07 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 38 min |
| Apr 10, 6:00 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson, O'Brien, Sioux | 30 min |
| Apr 10, 6:19 PM CDT | Severe Thunderstorm Warning | FSD | Osceola | 26 min |
| Apr 11, 12:20 AM CDT | Severe Thunderstorm Warning | OAX | Monona | 40 min |
| Apr 11, 12:38 AM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 37 min |
| Apr 11, 2:00 AM CDT | Tornado Watch | SPC | Crawford, Fremont, Harrison, Mills, Monona, Pottawattamie and 1 more | 5 hr |
| Apr 11, 3:21 AM CDT | Severe Thunderstorm Warning | OAX | Fremont | 39 min |
| Apr 11, 3:34 AM CDT | Severe Thunderstorm Warning | OAX | Mills | 41 min |
| Apr 11, 3:45 AM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Page | 45 min |
| Apr 11, 3:57 AM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 48 min |
| Apr 11, 4:00 AM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Appanoose, Audubon, Boone, Carroll and 21 more | 5 hr |
| Apr 11, 4:12 AM CDT | Severe Thunderstorm Warning | DMX | Adams, Cass, Taylor | 38 min |
| Apr 11, 10:45 AM CDT | Tornado Watch | SPC | Adams, Cass, Crawford, Fremont, Harrison, Mills and 8 more | 5 hr |
| Apr 11, 11:32 AM CDT | Tornado Warning | DMX | Ringgold | 33 min |
| Apr 11, 12:00 PM CDT | Tornado Warning | DMX | Ringgold, Union | 40 min |
| Apr 11, 12:00 PM CDT | Tornado Watch | SPC | Adair, Appanoose, Audubon, Benton, Black Hawk, Boone and 46 more | 5 hr |
| Apr 11, 12:19 PM CDT | Tornado Warning | DMX | Clarke | 31 min |
| Apr 11, 12:29 PM CDT | Tornado Warning | DMX | Madison | 46 min |
| Apr 11, 12:38 PM CDT | Tornado Warning | OAX | Mills | 37 min |
| Apr 11, 12:39 PM CDT | Tornado Warning | DMX | Dallas, Polk, Warren | 51 min |
| Apr 11, 12:45 PM CDT | Tornado Warning | OAX | Pottawattamie | 30 min |
| Apr 11, 1:04 PM CDT | Tornado Warning | OAX | Harrison | 26 min |
| Apr 11, 1:12 PM CDT | Tornado Warning | OAX | Pottawattamie | 18 min |
| Apr 11, 1:28 PM CDT | Tornado Warning | DMX | Polk | 2 min |
| Apr 11, 1:29 PM CDT | Tornado Warning | OAX | Shelby | 31 min |
| Apr 11, 1:30 PM CDT | Tornado Warning | OAX | Harrison | 30 min |
| Apr 11, 1:40 PM CDT | Tornado Warning | OAX | Monona | 35 min |
| Apr 11, 1:46 PM CDT | Severe Thunderstorm Warning | DMX | Union | 29 min |
| Apr 11, 1:50 PM CDT | Severe Thunderstorm Warning | DMX | Adair | 40 min |
| Apr 11, 1:55 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 35 min |
| Apr 11, 1:56 PM CDT | Tornado Warning | FSD | Woodbury | 34 min |
| Apr 11, 1:59 PM CDT | Tornado Warning | DMX | Audubon | 31 min |
| Apr 11, 2:28 PM CDT | Tornado Warning | FSD | Woodbury | 32 min |
| Apr 11, 2:32 PM CDT | Tornado Warning | DMX | Greene, Guthrie | 28 min |
| Apr 11, 2:36 PM CDT | Severe Thunderstorm Warning | DMX | Dallas | 29 min |
| Apr 11, 2:37 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 23 min |
| Apr 11, 2:48 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Polk | 42 min |
| Apr 11, 2:58 PM CDT | Tornado Warning | DMX | Boone | 32 min |
| Apr 11, 2:58 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee | 32 min |
| Apr 11, 3:02 PM CDT | Tornado Warning | DMX | Calhoun, Greene, Webster | 43 min |
| Apr 11, 3:02 PM CDT | Tornado Warning | DMX | Lucas, Marion | 28 min |
| Apr 11, 3:18 PM CDT | Tornado Warning | DMX | Hamilton | 32 min |
| Apr 11, 3:43 PM CDT | Tornado Warning | DMX | Jasper, Marshall | 32 min |
| Apr 11, 3:45 PM CDT | Tornado Warning | DMX | Wright | 45 min |
| Apr 11, 3:51 PM CDT | Tornado Warning | DMX | Franklin, Hamilton, Hardin | 44 min |
| Apr 11, 4:00 PM CDT | Tornado Watch | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Butler and 40 more | 6 hr |
| Apr 11, 4:02 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 28 min |
| Apr 11, 4:05 PM CDT | Tornado Warning | DMX | Wapello | 20 min |
| Apr 11, 4:17 PM CDT | Tornado Warning | DVN | Keokuk | 28 min |
| Apr 11, 4:23 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 32 min |
| Apr 11, 4:27 PM CDT | Severe Thunderstorm Warning | DMX | Franklin | 28 min |
| Apr 11, 4:31 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Grundy | 44 min |
| Apr 11, 4:34 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 41 min |
| Apr 11, 4:35 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 30 min |
| Apr 11, 4:38 PM CDT | Tornado Warning | DVN | Washington | 22 min |
| Apr 11, 4:42 PM CDT | Tornado Warning | DVN | Benton | 18 min |
| Apr 11, 4:43 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk | 37 min |
| Apr 11, 4:51 PM CDT | Tornado Warning | DVN | Iowa, Johnson | 24 min |
| Apr 11, 4:58 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Howard | 47 min |
| Apr 11, 5:01 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 39 min |
| Apr 11, 5:07 PM CDT | Tornado Warning | DMX | Black Hawk | 23 min |
| Apr 11, 5:10 PM CDT | Tornado Warning | DVN | Johnson, Linn | 35 min |
| Apr 11, 5:11 PM CDT | Tornado Warning | ARX | Fayette | 64 min |
| Apr 11, 5:15 PM CDT | Tornado Warning | DVN | Buchanan | 30 min |
| Apr 11, 5:17 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 28 min |
| Apr 11, 5:43 PM CDT | Tornado Warning | DVN | Linn | 32 min |
| Apr 11, 6:00 PM CDT | Tornado Warning | ARX | Winneshiek | 45 min |
| Apr 11, 6:26 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 64 min |
| Apr 14, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | Fremont, Mills, Montgomery, Page | 5 hr |
| Apr 20, 7:51 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Sioux | 24 min |
| Apr 20, 7:59 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 31 min |
| Apr 20, 8:15 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 29 more | 6 hr |
| Apr 20, 8:15 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Clarke, Decatur, Fremont, Mills, Montgomery and 4 more | 6 hr |
| Apr 20, 9:09 PM CDT | Tornado Warning | FSD | O'Brien, Sioux | 36 min |
| Apr 20, 9:17 PM CDT | Severe Thunderstorm Warning | FSD | Dickinson | 28 min |
| Apr 20, 9:28 PM CDT | Tornado Warning | FSD | Lyon, O'Brien, Osceola, Sioux | 47 min |
| Apr 20, 9:30 PM CDT | Tornado Warning | FSD | Plymouth | 30 min |
| Apr 20, 9:48 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 37 min |
| Apr 20, 9:57 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista | 18 min |
| Apr 20, 9:58 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 47 min |
| Apr 20, 9:59 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 31 min |
| Apr 20, 10:07 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 38 min |
| Apr 20, 10:07 PM CDT | Severe Thunderstorm Warning | OAX | Harrison | 38 min |
| Apr 20, 10:14 PM CDT | Tornado Warning | FSD | Dickinson, Osceola | 31 min |
| Apr 20, 10:26 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Plymouth | 34 min |
| Apr 20, 10:27 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 33 min |
| Apr 20, 10:31 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Carroll, Cass, Crawford | 44 min |
| Apr 20, 10:32 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 38 min |
| Apr 20, 10:32 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 28 min |
| Apr 20, 10:34 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 41 min |
| Apr 20, 10:34 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 41 min |
| Apr 20, 10:48 PM CDT | Severe Thunderstorm Warning | DMX | Pocahontas | 32 min |
| Apr 20, 10:48 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Dickinson | 27 min |
| Apr 20, 10:57 PM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 48 min |
| Apr 20, 10:58 PM CDT | Severe Thunderstorm Warning | FSD | Plymouth, Woodbury | 32 min |
| Apr 20, 10:58 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 32 min |
| Apr 20, 11:07 PM CDT | Flash Flood Warning | FSD | Plymouth, Woodbury | 113 min |
| Apr 20, 11:08 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Taylor | 42 min |
| Apr 20, 11:08 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 42 min |
| Apr 20, 11:09 PM CDT | Severe Thunderstorm Warning | DMX | Kossuth | 41 min |
| Apr 20, 11:14 PM CDT | Severe Thunderstorm Warning | FSD | Clay | 16 min |
| Apr 20, 11:15 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Greene | 30 min |
| Apr 20, 11:15 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Appanoose, Benton, Black Hawk, Boone, Bremer and 44 more | 5 hr |
| Apr 20, 11:17 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 38 min |
| Apr 20, 11:32 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas | 43 min |
| Apr 20, 11:32 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 43 min |
| Apr 20, 11:40 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 40 min |
| Apr 20, 11:45 PM CDT | Flash Flood Warning | FSD | Clay, Dickinson | 2 hr |
| Apr 20, 11:46 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 39 min |
| Apr 20, 11:54 PM CDT | Severe Thunderstorm Warning | DMX | Hancock | 31 min |
| Apr 20, 11:59 PM CDT | Severe Thunderstorm Warning | DMX | Polk, Story | 46 min |
| Apr 20, 11:59 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton | 46 min |
| Apr 21, 12:25 AM CDT | Severe Thunderstorm Warning | DMX | Franklin, Hardin | 40 min |
| Apr 21, 12:47 AM CDT | Severe Thunderstorm Warning | DMX | Butler | 38 min |
| Apr 21, 12:51 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 24 min |
| Apr 21, 12:57 AM CDT | Severe Thunderstorm Warning | DMX | Grundy | 38 min |
| Apr 21, 1:02 AM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 58 min |
| Apr 21, 1:13 AM CDT | Severe Thunderstorm Warning | DMX | Bremer | 42 min |
| Apr 21, 2:39 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton | 51 min |
| Apr 21, 11:45 PM CDT | Severe Thunderstorm Warning | OAX | Mills | 30 min |
| Apr 21, 11:45 PM CDT | Severe Thunderstorm Warning | OAX | Pottawattamie | 45 min |
| Apr 22, 12:31 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 29 min |
| Apr 22, 3:45 PM CDT | Tornado Watch | SPC | Audubon, Calhoun, Carroll, Crawford, Greene, Harrison and 8 more | 5 hr |
| Apr 22, 6:59 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 31 min |
| Apr 22, 7:59 PM CDT | Severe Thunderstorm Warning | FSD | Buena Vista, Ida | 31 min |
| Apr 22, 8:26 PM CDT | Tornado Warning | OAX | Monona | 34 min |
| Apr 22, 8:41 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 34 min |
| Apr 22, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 31 more | 6 hr |
| Apr 22, 9:57 PM CDT | Severe Thunderstorm Warning | OAX | Harrison, Monona | 33 min |
| Apr 22, 10:14 PM CDT | Severe Thunderstorm Warning | FSD | Ida, Woodbury | 31 min |
| Apr 23, 8:34 AM CDT | Tornado Warning | DVN | Buchanan, Delaware | 26 min |
| Apr 23, 9:03 AM CDT | Severe Thunderstorm Warning | DVN | Jones, Linn | 27 min |
| Apr 23, 9:26 AM CDT | Severe Thunderstorm Warning | DVN | Dubuque | 49 min |
| Apr 23, 10:24 AM CDT | Severe Thunderstorm Warning | DVN | Jackson | 36 min |
| Apr 30, 5:16 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Plymouth, Sioux | 44 min |
| Apr 30, 5:21 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 24 min |
| Apr 30, 5:35 PM CDT | Tornado Warning | FSD | O'Brien | 25 min |
| Apr 30, 6:01 PM CDT | Tornado Warning | FSD | O'Brien, Sioux | 29 min |
| Apr 30, 6:04 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 26 min |
| Apr 30, 6:29 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 31 min |
| Apr 30, 6:46 PM CDT | Severe Thunderstorm Warning | FSD | Sioux | 29 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 163 |
| Tornado Warning | 55 |
| Severe Thunderstorm Watch | 10 |
| Tornado Watch | 6 |
| Flooding | |
| Flash Flood Warning | 8 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mills County19
- Pottawattamie County19
- Polk County18
- Woodbury County17
- Ringgold County16
- Montgomery County15
- Adair County14
- Dallas County14
- Cass County13
- Page County13
- Jasper County13
- Marshall County13
- Adams County12
- Taylor County12
- Decatur County12
- Monona County12
- O'Brien County12
- Sioux County12
- Fremont County11
- Guthrie County11
- Union County11
- Harrison County11
- Boone County10
- Greene County10
- Madison County10
- Clarke County10
- Story County10
- Audubon County9
- Plymouth County9
- Washington County8
- Shelby County8
- Benton County8
- Linn County8
- Tama County8
- Wayne County8
- Hamilton County8
- Hardin County8
- Wapello County7
- Appanoose County7
- Black Hawk County7
59 more counties
- Buchanan County7
- Johnson County7
- Lucas County7
- Marion County7
- Poweshiek County7
- Warren County7
- Cherokee County7
- Grundy County7
- Webster County7
- Crawford County7
- Carroll County7
- Franklin County7
- Ida County7
- Monroe County6
- Jefferson County6
- Des Moines County6
- Henry County6
- Davis County6
- Delaware County6
- Iowa County6
- Keokuk County6
- Osceola County6
- Clay County6
- Dickinson County6
- Louisa County5
- Mahaska County5
- Van Buren County5
- Mitchell County5
- Buena Vista County5
- Butler County5
- Calhoun County5
- Pocahontas County5
- Wright County5
- Cerro Gordo County5
- Floyd County5
- Clayton County4
- Lee County4
- Winneshiek County4
- Lyon County4
- Cedar County4
- Humboldt County4
- Sac County4
- Bremer County4
- Hancock County4
- Kossuth County4
- Worth County3
- Howard County3
- Clinton County3
- Dubuque County3
- Jackson County3
- Jones County3
- Scott County3
- Allamakee County3
- Chickasaw County3
- Fayette County3
- Emmet County3
- Palo Alto County3
- Muscatine County2
- Winnebago County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20002002
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.