Alert archive / Iowa / River Flood Warnings

River Flood Warnings in Iowa, 2025

57 river flood warnings in 2025. 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 river flood warnings reaches back to 2005.

River Flood Warnings by county

Each county as a circle sized by its count in 2025. Tap one for its archive.

River Flood Warnings
57
Busiest month
July31 river flood warnings
Busiest day
July 30, 202514 river 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 27, 8:17 PM CDTRiver Flood WarningDVNClinton, Scott8 days
Jun 2, 9:38 PM CDTRiver Flood WarningFSDSioux9 hr
Jun 16, 9:53 PM CDTRiver Flood WarningDMXCerro Gordo, Floyd, Worth69 hr
Jun 16, 9:53 PM CDTRiver Flood WarningDMXBlack Hawk, Bremer, Butler4 days
Jun 20, 9:48 PM CDTRiver Flood WarningDMXBlack Hawk, Bremer, Butler45 hr
Jun 21, 11:03 AM CDTRiver Flood WarningDMXBlack Hawk34 hr
Jun 25, 7:13 AM CDTRiver Flood WarningDMXDallas, Polk6 hr
Jun 26, 4:31 PM CDTRiver Flood WarningDMXBlack Hawk, Bremer, Butler50 hr
Jun 26, 9:14 PM CDTRiver Flood WarningDMXCerro Gordo, Floyd, Worth25 hr
Jun 27, 10:21 AM CDTRiver Flood WarningARXFloyd12 hr
Jun 27, 7:39 PM CDTRiver Flood WarningDVNBenton, Iowa5 days
Jul 11, 8:58 PM CDTRiver Flood WarningDVNBenton, Iowa6 days
Jul 12, 9:35 AM CDTRiver Flood WarningDVNKeokuk48 hr
Jul 12, 10:12 AM CDTRiver Flood WarningDVNJohnson, Washington19 hr
Jul 13, 7:07 AM CDTRiver Flood WarningDVNDes Moines4 days
Jul 13, 11:29 AM CDTRiver Flood WarningDVNDes Moines, Lee71 hr
Jul 19, 9:29 AM CDTRiver Flood WarningDVNBenton, Iowa22 days
Jul 20, 10:10 AM CDTRiver Flood WarningDVNJohnson, Washington60 hr
Jul 20, 10:21 AM CDTRiver Flood WarningDVNKeokuk3 days
Jul 24, 8:36 AM CDTRiver Flood WarningDMXCerro Gordo, Floyd, Worth3 days
Jul 25, 3:41 AM CDTRiver Flood WarningARXFloyd6 hr
Jul 25, 6:05 AM CDTRiver Flood WarningDMXBlack Hawk, Bremer, Butler70 hr
Jul 26, 6:28 AM CDTRiver Flood WarningDMXBlack Hawk56 hr
Jul 26, 8:58 AM CDTRiver Flood WarningDVNLee55 hr
Jul 29, 11:39 AM CDTRiver Flood WarningDMXBlack Hawk, Bremer, Butler5 days
Jul 29, 7:33 PM CDTRiver Flood WarningDVNKeokuk5 days
Jul 29, 8:42 PM CDTRiver Flood WarningDMXBlack Hawk5 days
Jul 29, 9:04 PM CDTRiver Flood WarningDVNJohnson, Washington4 days
Jul 30, 3:59 AM CDTRiver Flood WarningDMXCerro Gordo, Floyd, Worth3 days
Jul 30, 7:01 AM CDTRiver Flood WarningDVNLinn7 days
Jul 30, 9:54 AM CDTRiver Flood WarningDVNDes Moines, Henry, Lee5 days
Jul 30, 9:57 AM CDTRiver Flood WarningDVNClinton, Scott10 days
Jul 30, 10:12 AM CDTRiver Flood WarningDMXPolk5 days
Jul 30, 10:39 AM CDTRiver Flood WarningDMXPoweshiek, Tama4 days
Jul 30, 10:42 AM CDTRiver Flood WarningDVNLouisa, Muscatine21 days
Jul 30, 10:42 AM CDTRiver Flood WarningDVNJohnson, Louisa, Washington5 days
Jul 30, 10:42 AM CDTRiver Flood WarningDVNLouisa9 days
Jul 30, 10:42 AM CDTRiver Flood WarningDVNLouisa10 days
Jul 30, 1:26 PM CDTRiver Flood WarningDMXMarion, Polk, Warren5 days
Jul 30, 7:55 PM CDTRiver Flood WarningFSDPlymouth, Sioux30 hr
Jul 31, 11:43 AM CDTRiver Flood WarningDMXHumboldt, Kossuth70 hr
Jul 31, 1:11 PM CDTRiver Flood WarningFSDPlymouth36 hr
Aug 1, 9:15 PM CDTRiver Flood WarningDVNCedar, Jones, Linn33 hr
Aug 2, 8:00 PM CDTRiver Flood WarningDVNKeokuk13 hr
Aug 3, 9:45 AM CDTRiver Flood WarningDVNKeokuk10 hr
Aug 3, 7:10 PM CDTRiver Flood WarningDVNLinn14 hr
Aug 10, 8:02 PM CDTRiver Flood WarningDVNClinton, Scott4 days
Aug 18, 6:42 AM CDTRiver Flood WarningARXAllamakee48 hr
Aug 18, 9:37 AM CDTRiver Flood WarningARXFloyd59 hr
Aug 18, 11:17 AM CDTRiver Flood WarningARXWinneshiek43 hr
Aug 18, 11:20 AM CDTRiver Flood WarningDMXCerro Gordo, Floyd, Worth57 hr
Aug 18, 1:04 PM CDTRiver Flood WarningARXWinneshiek5 hr
Aug 19, 6:47 AM CDTRiver Flood WarningARXClayton44 hr
Aug 19, 9:50 AM CDTRiver Flood WarningDMXBlack Hawk, Bremer, Butler3 days
Aug 19, 9:50 AM CDTRiver Flood WarningDMXBlack Hawk4 days
Aug 24, 9:39 AM CDTRiver Flood WarningDVNLouisa, Muscatine58 hr
Aug 27, 7:57 PM CDTRiver Flood WarningDVNClinton, Scott42 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 30, 202514river flood warnings
  2. August 18, 20255river flood warnings
  3. July 12, 20253river flood warnings
  4. July 31, 20253river flood warnings
  5. August 19, 20253river flood warnings
  6. June 17, 20252river flood warnings
  7. June 21, 20252river flood warnings
  8. June 27, 20252river flood warnings
  9. July 13, 20252river flood warnings
  10. July 20, 20252river flood warnings
  11. July 25, 20252river flood warnings
  12. July 26, 20252river flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20242026

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.