Alert archive / Iowa / River Flood Warnings in 2026
River Flood Warning 74, NWS Quad Cities, IA
NWS Quad Cities, IA issued this river flood warning at Sep 20, 2026, 10:02 AM CDT for Benton County, Iowa County, Iowa. It took effect at Sep 20, 2026, 7:00 PM CDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Sep 20, 2026, 10:02 AM CDT (15:02 UTC)
- In effect from
- Sep 20, 2026, 7:00 PM CDT
- Expired
- Sep 21, 2026, 9:42 AM CDT
- In force
- 15 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Benton County, IA, Iowa County, IA
The radar
The Quad Cities radar (KDVN), 127 km from the middle of the area, began a volume at 15:06 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 Iowa River at Marengo (MROI4). The gauge peaked at 14.71 ft at Sep 22, 2026, 7:00 AM CDT.
- Action stage
- 13 ft
- Minor stage
- 15 ft
- Moderate stage
- 17 ft
- Major stage
- 19 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05453100, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Quad Cities, IA wrote its last area forecast discussion before this river flood warning went out at Sep 20, 6:19 AM CDT, 3 hours 43 minutes earlier.
Area forecast discussion, Sep 20, 6:19 AM CDT, 3 hours 43 minutes before
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</html>Hazardous weather outlook, Sep 20, 4:07 AM CDT, 5 hours 55 minutes before
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</html>In the hours before
Local storm report, Sep 20, 8:44 AM CDT, 1 hour 18 minutes before
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</html>Local storm report, Sep 20, 9:29 AM CDT, 33 minutes before
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</html>Local storm report, Sep 20, 9:43 AM CDT, 19 minutes before
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</html>Local storm report, Sep 20, 9:50 AM CDT, 12 minutes before
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</html>Local storm report, Sep 20, 9:54 AM CDT, 8 minutes before
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</html>Local storm report, Sep 20, 9:58 AM CDT, 4 minutes before
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<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 19, 8:42 PM CDT | River Flood Watch | DVN | Louisa | 6 days |
| Sep 19, 8:42 PM CDT | River Flood Watch | DVN | Louisa | 6 days |
| Sep 19, 8:50 PM CDT | River Flood Warning | DVN | Jackson | 48 hr |
| Sep 19, 8:57 PM CDT | River Flood Warning | DVN | Clinton, Scott | 34 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Muscatine, Scott | 4 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Louisa, Muscatine | 5 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Louisa | 6 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Des Moines, Louisa | 6 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Des Moines | 7 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Muscatine | 5 days |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Des Moines, Lee | 6 days |
| Sep 19, 10:20 PM CDT | River Flood Watch | DVN | Keokuk | 11 hr |
| Sep 19, 11:56 PM CDT | Special Weather Statement | DVN | Louisa, Scott | 64 min |
| Sep 20, 12:16 AM CDT | Flash Flood Warning | DVN | Cedar, Iowa, Johnson, Keokuk, Louisa, Muscatine and 1 more | 8 hr |
| Sep 20, 1:03 AM CDT | Special Weather Statement | DVN | Jefferson, Keokuk, Washington | 42 min |
| Sep 20, 1:18 AM CDT | Severe Thunderstorm Warning | DVN | Cedar, Henry, Jefferson, Johnson, Keokuk, Louisa and 3 more | 57 min |
| Sep 20, 1:38 AM CDT | Flash Flood Warning | DVN | Clinton, Muscatine, Scott | 6 hr |
| Sep 20, 2:02 AM CDT | Flash Flood Warning | DVN | Benton, Cedar, Iowa, Johnson, Jones, Linn | 6 hr |
| Sep 20, 2:12 AM CDT | Special Weather Statement | DVN | Cedar, Muscatine, Scott | 48 min |
| Sep 20, 2:21 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Muscatine, Scott | 27 min |
| Sep 20, 5:12 AM CDT | Flash Flood Warning | DVN | Delaware, Dubuque, Jackson, Jones | 4 hr |
| Sep 20, 5:17 AM CDT | River Flood Warning | DVN | Johnson, Washington | 4 days |
| Sep 20, 5:43 AM CDT | River Flood Warning | DVN | Johnson, Louisa, Washington | 4 days |
| Sep 20, 7:55 AM CDT | Areal Flood Warning | DVN | Benton, Cedar, Iowa, Johnson, Jones, Linn | 6 hr |
| Sep 20, 8:04 AM CDT | Areal Flood Warning | DVN | Cedar, Iowa, Johnson, Keokuk, Louisa, Muscatine and 1 more | 6 hr |
| Sep 20, 9:44 AM CDT | River Flood Warning | DVN | Keokuk | 60 hr |
| Sep 20, 9:51 AM CDT | River Flood Warning | DVN | Louisa, Muscatine | 4 days |
| Sep 20, 10:02 AM CDT | River Flood Watch | DVN | Louisa | 35 hr |
| Sep 19, 10:12 PM CDT | River Flood Watch | DVN | Hancock | 71 hr |
| Sep 20, 1:52 AM CDT | Special Weather Statement | DVN | Bureau | 53 min |
| Sep 20, 9:23 AM CDT | River Flood Warning | DVN | Henry, Rock Island, Whiteside | 49 hr |
| Sep 20, 9:23 AM CDT | River Flood Warning | DVN | Henry, Rock Island | 3 days |
Nearby
River Flood Warnings in Iowa, 2026Every river flood warning in 2026
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.