Alert archive / Iowa / Winter Storm Warnings / 2011
Winter Storm Warnings in Iowa, February 2011
6 winter storm warnings in February 2011. 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 winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in February 2011. Tap one for its archive.
- Winter Storm Warnings
- 6
- Busiest day
- February 19, 20113 winter storm 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 |
|---|---|---|---|---|
| Feb 1, 4:37 AM CST | Winter Storm Warning | ARX | Allamakee, Clayton, Fayette | 29 hr |
| Feb 19, 4:02 AM CST | Winter Storm Warning | DMX | Bremer, Cerro Gordo, Emmet, Hancock, Kossuth, Palo Alto and 2 more | 33 hr |
| Feb 19, 4:03 AM CST | Winter Storm Warning | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 56 hr |
| Feb 19, 4:07 AM CST | Winter Storm Warning | FSD | Lyon | 41 hr |
| Feb 24, 3:20 AM CST | Winter Storm Warning | DVN | Des Moines, Henry, Jefferson, Lee, Van Buren | 17 hr |
| Feb 24, 12:05 PM CST | Winter Storm Warning | DMX | Appanoose, Clarke, Davis, Decatur, Lucas, Mahaska and 6 more | 12 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allamakee County2
- Clayton County2
- Fayette County2
- Bremer County1
- Cerro Gordo County1
- Emmet County1
- Hancock County1
- Kossuth County1
- Palo Alto County1
- Winnebago County1
- Worth County1
- Chickasaw County1
- Floyd County1
- Howard County1
- Mitchell County1
- Winneshiek County1
- Lyon County1
- Des Moines County1
- Henry County1
- Jefferson County1
- Lee County1
- Van Buren County1
- Appanoose County1
- Clarke County1
- Davis County1
- Decatur County1
- Lucas County1
- Mahaska County1
- Marion County1
- Monroe County1
- Poweshiek County1
- Ringgold County1
- Wapello County1
- Wayne County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.