Alert archive / Iowa / Flash Flood Warnings / 2010
Flash Flood Warnings in Iowa, August 2010
44 flash flood warnings in August 2010. 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 warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in August 2010. Tap one for its archive.
- Flash Flood Warnings
- 44
- Busiest day
- August 9, 201011 flash 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 |
|---|---|---|---|---|
| Aug 2, 5:10 AM CDT | Flash Flood Warning | OAX | Monona | 5 hr |
| Aug 3, 1:27 AM CDT | Flash Flood Warning | DVN | Iowa, Johnson, Keokuk, Washington | 6 hr |
| Aug 4, 3:08 AM CDT | Flash Flood Warning | DVN | Iowa, Johnson, Keokuk, Washington | 6 hr |
| Aug 4, 7:40 AM CDT | Flash Flood Warning | DMX | Polk | 3 hr |
| Aug 4, 8:22 AM CDT | Flash Flood Warning | DMX | Dallas, Polk | 4 hr |
| Aug 4, 8:43 AM CDT | Flash Flood Warning | DMX | Marshall, Story, Tama | 107 min |
| Aug 7, 2:44 AM CDT | Flash Flood Warning | FSD | Buena Vista, Clay | 3 hr |
| Aug 7, 3:11 AM CDT | Flash Flood Warning | FSD | O'Brien, Osceola | 3 hr |
| Aug 7, 5:25 AM CDT | Flash Flood Warning | FSD | Buena Vista, Clay | 3 hr |
| Aug 8, 9:50 PM CDT | Flash Flood Warning | DMX | Emmet, Hancock, Kossuth, Palo Alto, Winnebago | 2 hr |
| Aug 8, 10:04 PM CDT | Flash Flood Warning | DMX | Carroll, Crawford, Greene | 6 hr |
| Aug 8, 10:17 PM CDT | Flash Flood Warning | DMX | Emmet, Palo Alto | 95 min |
| Aug 8, 10:40 PM CDT | Flash Flood Warning | DMX | Dallas, Guthrie | 6 hr |
| Aug 8, 11:12 PM CDT | Flash Flood Warning | DMX | Jasper, Polk | 6 hr |
| Aug 9, 1:21 AM CDT | Flash Flood Warning | DMX | Boone | 6 hr |
| Aug 9, 1:42 AM CDT | Flash Flood Warning | DMX | Calhoun, Greene, Sac | 4 hr |
| Aug 9, 1:59 AM CDT | Flash Flood Warning | DMX | Boone, Greene, Hamilton, Webster | 5 hr |
| Aug 9, 2:35 AM CDT | Flash Flood Warning | DMX | Grundy, Hamilton, Hardin, Jasper, Marshall, Story | 6 hr |
| Aug 9, 3:59 AM CDT | Flash Flood Warning | DMX | Jasper, Mahaska, Marion, Poweshiek | 6 hr |
| Aug 9, 4:53 AM CDT | Flash Flood Warning | DMX | Monroe, Wapello | 6 hr |
| Aug 10, 12:51 AM CDT | Flash Flood Warning | DMX | Boone, Dallas, Greene, Guthrie, Polk | 6 hr |
| Aug 10, 1:10 AM CDT | Flash Flood Warning | DMX | Dallas, Jasper, Marion, Polk, Warren | 6 hr |
| Aug 10, 2:24 AM CDT | Flash Flood Warning | DMX | Jasper, Mahaska, Marion, Poweshiek, Warren | 6 hr |
| Aug 10, 2:46 AM CDT | Flash Flood Warning | DVN | Iowa, Keokuk, Washington | 6 hr |
| Aug 10, 3:29 AM CDT | Flash Flood Warning | DMX | Jasper, Marshall, Poweshiek, Tama | 6 hr |
| Aug 10, 3:55 AM CDT | Flash Flood Warning | DMX | Boone, Calhoun, Greene, Pocahontas, Sac, Webster | 6 hr |
| Aug 10, 6:47 AM CDT | Flash Flood Warning | FSD | Clay, Dickinson, O'Brien, Osceola | 3 hr |
| Aug 10, 6:29 PM CDT | Flash Flood Warning | DMX | Calhoun, Pocahontas, Sac | 6 hr |
| Aug 10, 6:42 PM CDT | Flash Flood Warning | DVN | Des Moines, Henry, Lee | 3 hr |
| Aug 10, 7:00 PM CDT | Flash Flood Warning | DMX | Calhoun, Hamilton, Humboldt, Webster, Wright | 6 hr |
| Aug 10, 7:49 PM CDT | Flash Flood Warning | DMX | Franklin, Hamilton, Hardin | 6 hr |
| Aug 10, 8:55 PM CDT | Flash Flood Warning | DMX | Boone, Greene, Marshall, Story | 6 hr |
| Aug 10, 9:23 PM CDT | Flash Flood Warning | DMX | Black Hawk, Bremer, Butler, Grundy, Tama | 6 hr |
| Aug 10, 10:21 PM CDT | Flash Flood Warning | DMX | Dallas, Jasper, Polk, Poweshiek | 6 hr |
| Aug 10, 11:33 PM CDT | Flash Flood Warning | DMX | Mahaska, Marion, Warren | 6 hr |
| Aug 11, 12:16 AM CDT | Flash Flood Warning | DMX | Adair, Dallas, Guthrie, Madison | 3 hr |
| Aug 11, 2:19 AM CDT | Flash Flood Warning | DMX | Appanoose, Davis, Monroe, Wapello | 4 hr |
| Aug 13, 2:06 PM CDT | Flash Flood Warning | DMX | Appanoose, Davis, Lucas, Monroe, Wapello, Wayne | 6 hr |
| Aug 13, 2:29 PM CDT | Flash Flood Warning | DVN | Buchanan, Delaware | 4 hr |
| Aug 13, 8:01 PM CDT | Flash Flood Warning | DMX | Appanoose, Davis, Lucas, Monroe, Wapello, Wayne | 2 hr |
| Aug 13, 8:49 PM CDT | Flash Flood Warning | DVN | Des Moines, Henry, Jefferson, Keokuk, Lee, Van Buren and 1 more | 6 hr |
| Aug 13, 11:04 PM CDT | Flash Flood Warning | DVN | Clinton, Dubuque, Jackson, Scott | 6 hr |
| Aug 20, 3:50 PM CDT | Flash Flood Warning | DMX | Wapello | 6 hr |
| Aug 20, 3:59 PM CDT | Flash Flood Warning | DVN | Jefferson, Keokuk, Louisa, Washington | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jasper County7
- Polk County6
- Dallas County6
- Greene County6
- Keokuk County5
- Washington County5
- Boone County5
- Wapello County5
- Marshall County4
- Calhoun County4
- Hamilton County4
- Marion County4
- Poweshiek County4
- Monroe County4
- Iowa County3
- Story County3
- Tama County3
- Clay County3
- Guthrie County3
- Sac County3
- Webster County3
- Mahaska County3
- Warren County3
- Appanoose County3
- Davis County3
- Johnson County2
- Buena Vista County2
- O'Brien County2
- Osceola County2
- Emmet County2
- Palo Alto County2
- Grundy County2
- Hardin County2
- Pocahontas County2
- Des Moines County2
- Henry County2
- Lee County2
- Lucas County2
- Wayne County2
- Jefferson County2
23 more counties
- Monona County1
- Hancock County1
- Kossuth County1
- Winnebago County1
- Carroll County1
- Crawford County1
- Dickinson County1
- Humboldt County1
- Wright County1
- Franklin County1
- Black Hawk County1
- Bremer County1
- Butler County1
- Adair County1
- Madison County1
- Buchanan County1
- Delaware County1
- Van Buren County1
- Clinton County1
- Dubuque County1
- Jackson County1
- Scott County1
- Louisa County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.