Alert archive / Iowa / Flash Flood Watches

Flash Flood Watches in Iowa, 2009

28 flash flood watches in 2009. 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 2009. Tap one for its archive.

Flash Flood Watches
28
Busiest month
August6 flash flood watches
Busiest day
April 26, 20094 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.

IssuedProductOfficeCountiesLasted
Feb 12, 9:57 AM CSTFlash Flood WatchDMXWebster48 hr
Mar 6, 11:21 AM CSTFlash Flood WatchDVNBenton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 15 more51 hr
Mar 7, 3:59 PM CSTFlash Flood WatchDMXAppanoose, Black Hawk, Bremer, Butler, Davis, Grundy and 10 more20 hr
Mar 9, 3:45 AM CDTFlash Flood WatchDMXAppanoose, Davis, Decatur, Lucas, Mahaska, Marion and 4 more24 hr
Mar 9, 4:19 AM CDTFlash Flood WatchDVNCedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 8 more32 hr
Mar 23, 3:40 PM CDTFlash Flood WatchDMXAppanoose, Clarke, Davis, Decatur, Lucas, Mahaska and 5 more21 hr
Apr 26, 3:04 AM CDTFlash Flood WatchDVNBenton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 8 more24 hr
Apr 26, 3:30 AM CDTFlash Flood WatchOAXFremont, Mills, Montgomery, Page14 hr
Apr 26, 3:38 AM CDTFlash Flood WatchDMXAdair, Adams, Appanoose, Audubon, Black Hawk, Boone and 34 more24 hr
Apr 26, 3:45 AM CDTFlash Flood WatchARXAllamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more24 hr
Apr 29, 3:35 PM CDTFlash Flood WatchDVNLee, Van Buren19 hr
May 14, 3:19 PM CDTFlash Flood WatchDVNBenton, Cedar, Clinton, Des Moines, Henry, Iowa and 12 more31 hr
May 14, 4:00 PM CDTFlash Flood WatchDMXAdams, Appanoose, Clarke, Davis, Decatur, Jasper and 11 more26 hr
Jun 1, 3:44 PM CDTFlash Flood WatchOAXFremont, Harrison, Mills, Monona, Montgomery, Page and 2 more15 hr
Jun 9, 3:48 AM CDTFlash Flood WatchDMXAdair, Adams, Appanoose, Cass, Clarke, Davis and 12 more17 hr
Jun 9, 3:37 PM CDTFlash Flood WatchDVNLee, Van Buren5 hr
Jun 15, 4:01 PM CDTFlash Flood WatchOAXFremont, Page10 hr
Jul 7, 9:01 PM CDTFlash Flood WatchDMXAdair, Audubon, Boone, Calhoun, Carroll, Cass and 23 more6 hr
Jul 9, 12:07 PM CDTFlash Flood WatchFSDBuena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more21 hr
Jul 9, 3:17 PM CDTFlash Flood WatchOAXMonona13 hr
Aug 9, 2:35 PM CDTFlash Flood WatchARXClayton, Fayette12 hr
Aug 9, 3:35 PM CDTFlash Flood WatchDMXBlack Hawk, Bremer, Grundy, Hardin, Tama5 hr
Aug 9, 3:41 PM CDTFlash Flood WatchDVNBenton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 5 more11 hr
Aug 17, 2:55 AM CDTFlash Flood WatchDMXAppanoose, Clarke, Davis, Decatur, Lucas, Monroe and 3 more9 hr
Aug 17, 3:49 AM CDTFlash Flood WatchDVNDes Moines, Henry, Jefferson, Lee, Van Buren11 hr
Aug 26, 9:10 AM CDTFlash Flood WatchDVNBenton, Buchanan, Cedar, Clinton, Delaware, Des Moines and 13 more42 hr
Oct 29, 11:01 AM CDTFlash Flood WatchDMXAdair, Adams, Appanoose, Black Hawk, Boone, Bremer and 29 more11 hr
Oct 29, 2:46 PM CDTFlash Flood WatchDVNDes Moines, Henry, Jefferson, Keokuk, Lee, Louisa and 4 more13 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

53 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20082010

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.