Alert archive / Iowa / River Flood Warnings in 2025

River Flood Warning 9, NWS Quad Cities, IA

July 20, 2025Johnson County, Washington County, Iowa

NWS Quad Cities, IA issued this river flood warning at Jul 20, 2025, 10:10 AM CDT for Johnson County, Washington County, Iowa. It took effect at Jul 21, 2025, 1:40 AM CDT. It was in force for 44 hr.

The area

The counties it named.

The facts

Issued
Jul 20, 2025, 10:10 AM CDT (15:10 UTC)
In effect from
Jul 21, 2025, 1:40 AM CDT
Expired
Jul 22, 2025, 10:06 PM CDT
In force
44 hr
Issued by
NWS Quad Cities, IA
Area
Storm-based polygon
Flood severity
Minor

Counties Johnson County, IA, Washington County, IA

The radar

The Quad Cities radar (KDVN), 90 km from the middle of the area, began a volume at 15:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point English River at Kalona (KALI4). The gauge peaked at 14.71 ft at Jul 21, 2025, 8:00 AM CDT.

actionminormoderate5101507/2007/2107/2207/2307/24
Action stage
13 ft
Minor stage
14 ft
Moderate stage
16 ft
Major stage
18 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05455500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 20, 1:19 AM CDTSpecial Weather StatementDVNIowa41 min
Jul 20, 1:37 AM CDTSpecial Weather StatementDVNVan Buren53 min
Jul 20, 3:11 AM CDTFlash Flood WarningDVNKeokuk, Louisa, Muscatine, Washington6 hr
Jul 20, 3:53 AM CDTSpecial Weather StatementDVNLouisa52 min
Jul 20, 4:54 AM CDTSpecial Weather StatementDVNScott51 min
Jul 20, 4:58 AM CDTSpecial Weather StatementDVNScott47 min
Jul 20, 5:16 AM CDTFlash Flood WarningDVNIowa, Keokuk4 hr
Jul 20, 6:40 AM CDTFlash Flood WarningDVNBenton, Iowa4 hr
Jul 20, 10:21 AM CDTRiver Flood WarningDVNKeokuk3 days
Jul 20, 4:17 PM CDTSpecial Weather StatementDVNClinton43 min
Jul 20, 4:13 AM CDTSpecial Weather StatementDVNMercer47 min
Jul 20, 9:44 AM CDTSpecial Weather StatementDVNBureau76 min
Jul 20, 10:07 AM CDTFlash Flood WarningDVNBureau51 min

Nearby

River Flood Warnings in Iowa, 2025Every river flood warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.