Alert archive / Iowa / River Flood Warnings / 2011
River Flood Warnings in Iowa, February 2011
33 river flood 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 river flood warnings reaches back to 2005.
River Flood Warnings by county
Each county as a circle sized by its count in February 2011. Tap one for its archive.
- River Flood Warnings
- 33
- Busiest day
- February 18, 201118 river flood 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 16, 3:30 PM CST | River Flood Warning | DVN | Lee, Van Buren | 43 hr |
| Feb 17, 9:02 AM CST | River Flood Warning | DVN | Iowa, Johnson | 7 days |
| Feb 17, 9:02 AM CST | River Flood Warning | DVN | Johnson, Washington | 50 hr |
| Feb 17, 7:01 PM CST | River Flood Warning | DVN | Clinton, Scott | 26 hr |
| Feb 17, 7:01 PM CST | River Flood Warning | DVN | Keokuk | 16 hr |
| Feb 17, 7:36 PM CST | River Flood Warning | DVN | Johnson, Louisa, Washington | 28 hr |
| Feb 17, 10:59 PM CST | River Flood Warning | OAX | Fremont | 11 hr |
| Feb 18, 12:05 AM CST | River Flood Warning | DMX | Mahaska, Marion | 6 hr |
| Feb 18, 1:12 AM CST | River Flood Warning | DVN | Lee | 10 hr |
| Feb 18, 2:02 AM CST | River Flood Warning | FSD | Clay, Dickinson | 33 hr |
| Feb 18, 5:39 AM CST | River Flood Warning | DMX | Emmet | 12 hr |
| Feb 18, 8:58 AM CST | River Flood Warning | FSD | Sioux | 26 hr |
| Feb 18, 8:58 AM CST | River Flood Warning | FSD | Clay, Dickinson | 49 hr |
| Feb 18, 8:58 AM CST | River Flood Warning | FSD | Clay | 6 days |
| Feb 18, 9:54 AM CST | River Flood Warning | DVN | Des Moines, Henry, Lee | 36 hr |
| Feb 18, 1:31 PM CST | River Flood Warning | FSD | Sioux | 45 hr |
| Feb 18, 1:31 PM CST | River Flood Warning | FSD | Plymouth | 4 days |
| Feb 18, 1:31 PM CST | River Flood Warning | FSD | Clay | 4 days |
| Feb 18, 2:22 PM CST | River Flood Warning | DVN | Louisa | 7 days |
| Feb 18, 3:38 PM CST | River Flood Warning | FSD | Cherokee | 19 hr |
| Feb 18, 5:06 PM CST | River Flood Warning | DMX | Black Hawk, Butler | 28 hr |
| Feb 18, 7:54 PM CST | River Flood Warning | DMX | Humboldt, Kossuth | 8 days |
| Feb 18, 10:57 PM CST | River Flood Warning | DVN | Louisa | 60 hr |
| Feb 19, 9:25 AM CST | River Flood Warning | DMX | Webster | 32 hr |
| Feb 19, 4:47 PM CST | River Flood Warning | DVN | Clinton, Scott | 10 days |
| Feb 20, 4:53 AM CST | River Flood Warning | OAX | Monona | 15 hr |
| Feb 20, 9:42 AM CST | River Flood Warning | DVN | Des Moines, Henry, Lee | 56 hr |
| Feb 20, 10:30 AM CST | River Flood Warning | DMX | Mahaska, Wapello | 24 hr |
| Feb 20, 1:18 PM CST | River Flood Warning | DMX | Wapello | 28 hr |
| Feb 20, 4:18 PM CST | River Flood Warning | DVN | Johnson, Washington | 18 hr |
| Feb 20, 5:04 PM CST | River Flood Warning | DMX | Black Hawk, Bremer, Butler | 6 days |
| Feb 20, 8:39 PM CST | River Flood Warning | DMX | Boone, Hamilton, Webster | 71 hr |
| Feb 21, 9:46 AM CST | River Flood Warning | DMX | Webster | 11 days |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lee County4
- Johnson County4
- Clay County4
- Washington County3
- Louisa County3
- Webster County3
- Clinton County2
- Scott County2
- Mahaska County2
- Dickinson County2
- Sioux County2
- Des Moines County2
- Henry County2
- Black Hawk County2
- Butler County2
- Wapello County2
- Van Buren County1
- Iowa County1
- Keokuk County1
- Fremont County1
- Marion County1
- Emmet County1
- Plymouth County1
- Cherokee County1
- Humboldt County1
- Kossuth County1
- Monona County1
- Bremer County1
- Boone County1
- Hamilton 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. Warning verification from the Mesonet's Cow. Rebuilt daily.