Alert archive / Iowa / Flash Flood Warnings

Flash Flood Warnings in Iowa, 2017

37 flash flood warnings in 2017. 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 2017. Tap one for its archive.

Flash Flood Warnings
37
Busiest month
July19 flash flood warnings
Busiest day
July 21, 20178 flash flood warnings

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
Apr 15, 10:31 PM CDTFlash Flood WarningDVNLinn3 hr
Apr 15, 11:01 PM CDTFlash Flood WarningDVNJones3 hr
May 15, 6:24 PM CDTFlash Flood WarningDMXCerro Gordo, Franklin, Hancock, Wright6 hr
May 17, 6:28 PM CDTFlash Flood WarningDVNJohnson, Linn3 hr
Jun 15, 9:05 PM CDTFlash Flood WarningOAXPage3 hr
Jun 28, 5:51 PM CDTFlash Flood WarningARXClayton, Fayette3 hr
Jun 29, 4:47 PM CDTFlash Flood WarningFSDPlymouth, Woodbury3 hr
Jun 29, 5:09 PM CDTFlash Flood WarningDMXButler, Franklin, Grundy, Hardin6 hr
Jun 29, 9:40 PM CDTFlash Flood WarningDMXFranklin6 hr
Jul 11, 10:14 PM CDTFlash Flood Warning EmergencyARXClayton6 hr
Jul 11, 11:03 PM CDTFlash Flood WarningDVNDubuque6 hr
Jul 20, 6:56 PM CDTFlash Flood WarningDVNDes Moines, Henry6 hr
Jul 20, 7:56 PM CDTFlash Flood WarningDVNHenry, Jefferson6 hr
Jul 20, 8:58 PM CDTFlash Flood WarningDVNHenry, Jefferson, Louisa, Muscatine, Washington6 hr
Jul 21, 9:22 AM CDTFlash Flood WarningARXHoward3 hr
Jul 21, 10:01 AM CDTFlash Flood WarningDMXBremer6 hr
Jul 21, 10:18 AM CDTFlash Flood WarningARXFayette3 hr
Jul 21, 10:45 AM CDTFlash Flood WarningARXChickasaw3 hr
Jul 21, 5:16 PM CDTFlash Flood WarningDVNCedar, Johnson, Jones, Linn6 hr
Jul 21, 6:54 PM CDTFlash Flood WarningARXClayton15 hr
Jul 21, 10:18 PM CDTFlash Flood WarningARXChickasaw, Clayton, Fayette12 hr
Jul 21, 10:24 PM CDTFlash Flood WarningDMXBremer15 hr
Jul 21, 11:54 PM CDTFlash Flood WarningARXChickasaw, Floyd10 hr
Jul 22, 12:09 AM CDTFlash Flood WarningDVNBuchanan, Delaware, Dubuque, Jackson6 hr
Jul 22, 12:37 AM CDTFlash Flood WarningDVNJackson6 hr
Jul 22, 2:04 AM CDTFlash Flood WarningDMXBlack Hawk, Bremer, Butler6 hr
Jul 22, 3:12 AM CDTFlash Flood WarningDVNClinton4 hr
Jul 22, 3:56 AM CDTFlash Flood WarningDVNJones6 hr
Aug 21, 12:32 AM CDTFlash Flood WarningDMXCrawford6 hr
Aug 21, 12:48 AM CDTFlash Flood WarningFSDIda, Woodbury3 hr
Aug 21, 1:31 AM CDTFlash Flood WarningDMXAudubon, Carroll, Crawford, Guthrie6 hr
Aug 24, 8:21 PM CDTFlash Flood WarningFSDPlymouth4 hr
Sep 20, 8:37 PM CDTFlash Flood WarningDVNScott6 hr
Sep 21, 2:08 AM CDTFlash Flood WarningDVNMuscatine, Scott6 hr
Sep 21, 3:40 AM CDTFlash Flood WarningDMXWapello6 hr
Sep 21, 3:45 AM CDTFlash Flood WarningDVNJefferson, Keokuk, Washington6 hr
Oct 6, 10:15 AM CDTFlash Flood WarningFSDPlymouth3 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

  1. July 21, 20178flash flood warnings
  2. July 22, 20178flash flood warnings
  3. September 21, 20174flash flood warnings
  4. August 21, 20173flash flood warnings
  5. April 16, 20172flash flood warnings
  6. June 29, 20172flash flood warnings
  7. July 12, 20172flash flood warnings
  8. May 15, 20171flash flood warnings
  9. May 17, 20171flash flood warnings
  10. June 16, 20171flash flood warnings
  11. June 28, 20171flash flood warnings
  12. June 30, 20171flash flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20162018

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.