Alert archive / Iowa / Severe Thunderstorm Warnings / 2012
Severe Thunderstorm Warnings in Iowa, March 2012
21 severe thunderstorm warnings in March 2012. 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 March 2012. Tap one for its archive.
- Severe Thunderstorm Warnings
- 21
- Busiest day
- March 30, 201216 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 |
|---|---|---|---|---|
| Mar 19, 3:48 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Decatur, Ringgold, Union | 42 min |
| Mar 19, 5:50 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 25 min |
| Mar 19, 8:38 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton, Fayette, Winneshiek | 22 min |
| Mar 19, 9:01 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Winneshiek | 44 min |
| Mar 29, 6:41 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Pottawattamie | 49 min |
| Mar 29, 7:25 PM CDT | Severe Thunderstorm Warning | DMX | Audubon, Cass | 50 min |
| Mar 29, 7:30 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery, Pottawattamie | 30 min |
| Mar 29, 7:58 PM CDT | Severe Thunderstorm Warning | OAX | Mills, Montgomery | 32 min |
| Mar 29, 8:13 PM CDT | Severe Thunderstorm Warning | DMX | Adair, Cass | 47 min |
| Mar 29, 8:29 PM CDT | Severe Thunderstorm Warning | OAX | Montgomery | 31 min |
| Mar 29, 8:41 PM CDT | Severe Thunderstorm Warning | OAX | Page | 34 min |
| Mar 29, 8:49 PM CDT | Severe Thunderstorm Warning | DMX | Taylor | 44 min |
| Mar 29, 9:05 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Page | 25 min |
| Mar 29, 9:27 PM CDT | Severe Thunderstorm Warning | OAX | Fremont, Mills, Montgomery, Page | 33 min |
| Mar 29, 9:49 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Taylor | 41 min |
| Mar 29, 9:53 PM CDT | Severe Thunderstorm Warning | OAX | Fremont | 31 min |
| Mar 29, 10:49 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Ringgold | 41 min |
| Mar 30, 12:01 AM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware | 29 min |
| Mar 30, 5:01 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 29 min |
| Mar 30, 5:35 PM CDT | Severe Thunderstorm Warning | OAX | Monona | 25 min |
| Mar 30, 6:00 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 17 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Mills County4
- Montgomery County4
- Ringgold County3
- Page County3
- Fremont County3
- Decatur County2
- Allamakee County2
- Winneshiek County2
- Pottawattamie County2
- Cass County2
- Taylor County2
- Clarke County1
- Union County1
- Cerro Gordo County1
- Hancock County1
- Winnebago County1
- Worth County1
- Clayton County1
- Fayette County1
- Audubon County1
- Adair County1
- Buchanan County1
- Delaware County1
- Woodbury County1
- Monona County1
- Crawford County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.