Alert archive / Iowa / Severe Thunderstorm Warnings / 2014
Severe Thunderstorm Warnings in Iowa, April 2014
92 severe thunderstorm warnings in April 2014. 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 2014. Tap one for its archive.
- Severe Thunderstorm Warnings
- 92
- Busiest day
- April 13, 201460 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 3, 12:37 AM CDT | Severe Thunderstorm Warning | DVN | Louisa | 23 min |
| Apr 12, 3:37 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 38 min |
| Apr 12, 3:49 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Fayette, Floyd, Howard, Winneshiek | 41 min |
| Apr 12, 4:14 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 46 min |
| Apr 12, 4:29 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Fayette, Winneshiek | 46 min |
| Apr 12, 4:44 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 31 min |
| Apr 12, 4:54 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 66 min |
| Apr 12, 5:30 PM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Grundy, Hardin | 45 min |
| Apr 12, 5:39 PM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 66 min |
| Apr 12, 6:14 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Butler | 46 min |
| Apr 12, 6:22 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 23 min |
| Apr 12, 6:25 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 35 min |
| Apr 12, 6:39 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 51 min |
| Apr 12, 6:42 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery | 48 min |
| Apr 12, 6:46 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Floyd | 44 min |
| Apr 12, 6:51 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 39 min |
| Apr 12, 6:58 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 47 min |
| Apr 12, 7:07 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 53 min |
| Apr 12, 7:18 PM CDT | Severe Thunderstorm Warning | DMX | Bremer | 42 min |
| Apr 12, 7:19 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 41 min |
| Apr 12, 7:19 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Hardin, Story | 26 min |
| Apr 12, 7:29 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Webster | 46 min |
| Apr 12, 7:29 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 46 min |
| Apr 12, 7:34 PM CDT | Severe Thunderstorm Warning | DMX | Cass | 41 min |
| Apr 12, 7:39 PM CDT | Severe Thunderstorm Warning | DMX | Guthrie | 51 min |
| Apr 12, 7:39 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Pocahontas, Sac | 36 min |
| Apr 12, 7:43 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 47 min |
| Apr 12, 7:45 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Hardin, Story | 45 min |
| Apr 12, 7:54 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Cass | 51 min |
| Apr 12, 7:56 PM CDT | Severe Thunderstorm Warning | ARX | Clayton, Fayette | 49 min |
| Apr 12, 7:57 PM CDT | Severe Thunderstorm Warning | DMX | Franklin, Hamilton, Hardin, Wright | 33 min |
| Apr 12, 8:03 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 27 min |
| Apr 12, 8:13 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee | 47 min |
| Apr 12, 8:13 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 47 min |
| Apr 12, 8:15 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Sac | 30 min |
| Apr 12, 8:17 PM CDT | Severe Thunderstorm Warning | DMX | Crawford, Sac | 28 min |
| Apr 12, 8:20 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 40 min |
| Apr 12, 8:24 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Hardin, Marshall, Story | 36 min |
| Apr 12, 8:29 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery, Pottawattamie | 31 min |
| Apr 12, 8:30 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Franklin | 30 min |
| Apr 12, 8:31 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Hamilton, Story | 44 min |
| Apr 12, 8:31 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 44 min |
| Apr 12, 8:34 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Cass | 41 min |
| Apr 12, 8:36 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Dallas, Guthrie, Madison | 39 min |
| Apr 12, 8:40 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 50 min |
| Apr 12, 8:41 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Webster | 49 min |
| Apr 12, 8:43 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Sac | 32 min |
| Apr 12, 8:49 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer | 41 min |
| Apr 12, 8:57 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 33 min |
| Apr 12, 8:58 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin, Marshall, Tama | 32 min |
| Apr 12, 9:07 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Polk | 38 min |
| Apr 12, 9:08 PM CDT | Severe Thunderstorm Warning | ARX | Floyd, Mitchell | 52 min |
| Apr 12, 9:11 PM CDT | Severe Thunderstorm Warning | DMX | Grundy, Hardin | 34 min |
| Apr 12, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams | 33 min |
| Apr 12, 9:22 PM CDT | Severe Thunderstorm Warning | OAX | Shelby | 38 min |
| Apr 12, 9:30 PM CDT | Severe Thunderstorm Warning | OAX | Page | 45 min |
| Apr 12, 9:34 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Grundy, Marshall, Tama | 41 min |
| Apr 12, 9:37 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 23 min |
| Apr 12, 9:44 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 31 min |
| Apr 12, 9:44 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Adams, Madison, Union | 46 min |
| Apr 12, 10:06 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Hardin | 24 min |
| Apr 12, 10:07 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison, Union, Warren | 38 min |
| Apr 12, 10:09 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Tama | 36 min |
| Apr 12, 10:15 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Ringgold | 45 min |
| Apr 12, 10:15 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan | 60 min |
| Apr 12, 10:20 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 25 min |
| Apr 12, 10:26 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Madison, Union, Warren | 34 min |
| Apr 12, 10:44 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Lucas, Marion, Monroe, Warren | 46 min |
| Apr 12, 10:44 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 31 min |
| Apr 12, 10:54 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 36 min |
| Apr 12, 11:11 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 34 min |
| Apr 12, 11:20 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Jasper, Mahaska, Marion, Monroe and 2 more | 55 min |
| Apr 12, 11:35 PM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Keokuk, Linn, Washington | 55 min |
| Apr 12, 11:50 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Jefferson, Keokuk, Van Buren, Washington | 55 min |
| Apr 13, 12:27 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Johnson, Jones, Linn, Louisa, Muscatine and 1 more | 63 min |
| Apr 13, 1:30 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Scott | 45 min |
| Apr 13, 2:52 AM CDT | Severe Thunderstorm Warning | DMX | Adair, Cass, Guthrie | 38 min |
| Apr 27, 10:39 AM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 36 min |
| Apr 27, 2:59 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Mahaska, Marion, Monroe, Wapello | 61 min |
| Apr 27, 3:23 PM CDT | Severe Thunderstorm Warning | DVN | Iowa, Jefferson, Johnson, Keokuk, Van Buren, Washington | 67 min |
| Apr 27, 3:36 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Tama | 39 min |
| Apr 27, 4:13 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Des Moines, Henry, Johnson, Linn, Louisa and 2 more | 47 min |
| Apr 27, 4:52 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Jackson, Jones, Linn, Muscatine and 1 more | 38 min |
| Apr 27, 4:57 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Lee, Louisa | 63 min |
| Apr 28, 12:30 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 30 min |
| Apr 28, 1:29 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Guthrie | 46 min |
| Apr 28, 2:04 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk, Warren | 41 min |
| Apr 28, 2:26 PM CDT | Severe Thunderstorm Warning | DMX | Carroll, Crawford | 49 min |
| Apr 28, 2:41 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Lee | 49 min |
| Apr 28, 3:13 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Lee | 47 min |
| Apr 28, 3:17 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marion | 43 min |
| Apr 28, 3:44 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines, Louisa | 46 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Montgomery County9
- Allamakee County8
- Hardin County8
- Mills County7
- Hamilton County7
- Adair County7
- Tama County7
- Fayette County6
- Bremer County6
- Boone County6
- Louisa County5
- Clayton County5
- Fremont County5
- Page County5
- Marshall County5
- Jasper County5
- Poweshiek County5
- Marion County5
- Washington County5
- Winneshiek County4
- Grundy County4
- Black Hawk County4
- Pottawattamie County4
- Story County4
- Cass County4
- Guthrie County4
- Calhoun County4
- Sac County4
- Adams County4
- Madison County4
- Warren County4
- Johnson County4
- Linn County4
- Des Moines County4
- Floyd County3
- Franklin County3
- Crawford County3
- Union County3
- Clarke County3
- Monroe County3
35 more counties
- Keokuk County3
- Henry County3
- Cedar County3
- Muscatine County3
- Lee County3
- Chickasaw County2
- Butler County2
- Webster County2
- Shelby County2
- Dallas County2
- Polk County2
- Benton County2
- Appanoose County2
- Davis County2
- Mahaska County2
- Wapello County2
- Iowa County2
- Jefferson County2
- Van Buren County2
- Jones County2
- Clinton County2
- Scott County2
- Howard County1
- Pocahontas County1
- Wright County1
- Cerro Gordo County1
- Mitchell County1
- Decatur County1
- Ringgold County1
- Buchanan County1
- Lucas County1
- Wayne County1
- Jackson County1
- Monona County1
- Carroll County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.