Alert archive / Iowa / Flash Flood Watches
Flash Flood Watches in Iowa, 2012
11 flash flood watches in 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 flash flood watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Flash Flood Watches
- 11
- Busiest month
- May10 flash flood watches
- Busiest day
- May 4, 20123 flash flood watches
Over time
By month
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 14, 10:25 PM CDT | Flash Flood Watch | DMX | Adair, Adams, Audubon, Cass, Clarke, Dallas and 7 more | 7 hr |
| May 2, 3:46 PM CDT | Flash Flood Watch | DMX | Black Hawk, Bremer, Butler, Cerro Gordo, Franklin, Grundy and 1 more | 12 hr |
| May 2, 3:47 PM CDT | Flash Flood Watch | ARX | Chickasaw, Clayton, Fayette, Floyd | 12 hr |
| May 3, 11:32 PM CDT | Flash Flood Watch | DMX | Adams, Appanoose, Clarke, Davis, Decatur, Lucas and 8 more | 9 hr |
| May 3, 11:59 PM CDT | Flash Flood Watch | DVN | Des Moines, Henry, Jefferson, Keokuk, Lee, Louisa and 4 more | 9 hr |
| May 4, 3:31 PM CDT | Flash Flood Watch | DVN | Benton, Cedar, Clinton, Des Moines, Henry, Iowa and 12 more | 11 hr |
| May 5, 3:06 PM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 13 hr |
| May 6, 4:07 AM CDT | Flash Flood Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 16 hr |
| May 23, 3:50 AM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 29 hr |
| May 27, 3:42 AM CDT | Flash Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 24 hr |
| May 27, 3:42 AM CDT | Flash Flood Watch | OAX | Monona | 21 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Des Moines County3
- Henry County3
- Jefferson County3
- Keokuk County3
- Lee County3
- Louisa County3
- Muscatine County3
- Scott County3
- Van Buren County3
- Washington County3
- Buena Vista County3
- Cherokee County3
- Clay County3
- Dickinson County3
- Ida County3
- Lyon County3
- O'Brien County3
- Osceola County3
- Plymouth County3
- Sioux County3
- Woodbury County3
- Adams County2
- Clarke County2
- Ringgold County2
- Taylor County2
- Union County2
- Benton County2
- Cedar County2
- Clinton County2
- Iowa County2
- Jackson County2
- Johnson County2
- Jones County2
- Linn County2
- Adair County1
- Audubon County1
- Cass County1
- Dallas County1
- Guthrie County1
- Madison County1
26 more counties
- Polk County1
- Warren County1
- Black Hawk County1
- Bremer County1
- Butler County1
- Cerro Gordo County1
- Franklin County1
- Grundy County1
- Hardin County1
- Chickasaw County1
- Clayton County1
- Fayette County1
- Floyd County1
- Appanoose County1
- Davis County1
- Decatur County1
- Lucas County1
- Mahaska County1
- Marion County1
- Monroe County1
- Wapello County1
- Wayne County1
- Buchanan County1
- Delaware County1
- Dubuque County1
- Monona County1
The busiest days
Days with the most alerts issued, by UTC date.
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.