Flood Watches in Iowa
194 flood watches since 1986. 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 flood watches reaches back to 2005.
Flood Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Flood Watches
- 194
- Busiest year
- 202641 flood watches
- Average year
- 10over 20 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lee County37
- Des Moines County36
- Muscatine County35
- Scott County35
- Henry County35
- Jefferson County34
- Louisa County34
- Van Buren County34
- Johnson County33
- Washington County33
- Cedar County32
- Iowa County30
- Linn County30
- Keokuk County30
- Clinton County29
- Jackson County29
- Jones County29
- Wapello County29
- Dubuque County28
- Dallas County28
- Davis County28
- Marion County28
- Monroe County28
- Polk County28
- Wayne County28
- Adair County27
- Appanoose County27
- Fremont County27
- Madison County27
- Warren County27
- Benton County26
- Black Hawk County26
- Delaware County26
- Guthrie County26
- Story County26
- Cass County26
- Decatur County26
- Mahaska County26
- Clayton County26
- Audubon County25
59 more counties
- Boone County25
- Buchanan County25
- Calhoun County25
- Hamilton County25
- Hardin County25
- Adams County25
- Page County25
- Fayette County25
- Grundy County24
- Clarke County24
- Jasper County24
- Lucas County24
- Mills County24
- Pottawattamie County24
- Taylor County24
- Carroll County23
- Crawford County23
- Marshall County23
- Webster County23
- Montgomery County23
- Ringgold County23
- Union County23
- Allamakee County23
- Greene County22
- Monona County22
- Sac County22
- Tama County22
- Harrison County22
- Poweshiek County22
- Shelby County22
- Winneshiek County22
- Cerro Gordo County21
- Clay County21
- Franklin County21
- Wright County21
- Bremer County20
- Butler County20
- Buena Vista County19
- Cherokee County19
- Hancock County19
- Ida County19
- O'Brien County19
- Howard County19
- Mitchell County19
- Dickinson County18
- Worth County18
- Chickasaw County18
- Floyd County18
- Humboldt County17
- Kossuth County17
- Palo Alto County17
- Plymouth County17
- Pocahontas County17
- Sioux County17
- Winnebago County17
- Woodbury County17
- Osceola County16
- Emmet County15
- Lyon County14
The latest flood watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 18, 1:22 PM CDT | Flood Watch | DMX | Black Hawk, Bremer, Butler, Cerro Gordo, Worth | 22 hr |
| Sep 18, 1:23 AM CDT | Flood Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more | 60 hr |
| Sep 17, 8:08 PM CDT | Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 59 hr |
| Sep 16, 12:32 PM CDT | Flood Watch | DVN | Benton, Cedar, Clinton, Des Moines, Henry, Iowa and 12 more | 20 hr |
| Sep 14, 11:24 AM CDT | Flood Watch | OAX | Fremont, Mills, Montgomery, Page, Pottawattamie | 50 hr |
| Sep 13, 8:19 PM CDT | Flood Watch | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 34 more | 3 days |
| Sep 6, 12:12 PM CDT | Flood Watch | DMX | Calhoun, Crawford, Emmet, Palo Alto, Pocahontas, Sac | 10 hr |
| Sep 6, 11:05 AM CDT | Flood Watch | OAX | Harrison, Monona, Shelby | 9 hr |
| Sep 6, 10:23 AM CDT | Flood Watch | FSD | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 9 hr |
| Aug 14, 9:52 AM CDT | Flood Watch | OAX | Harrison, Monona, Pottawattamie, Shelby | 7 hr |
| Aug 13, 2:53 AM CDT | Flood Watch | DMX | Adair, Adams, Appanoose, Audubon, Black Hawk, Boone and 38 more | 55 hr |
| Aug 13, 2:22 AM CDT | Flood Watch | DVN | Benton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more | 56 hr |
Nearby
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.