Iowa Severe Flood Warning | Effective 07/11/2026 07:51

Headline: 
Flood Warning issued July 11 at 9:51AM CDT until July 12 at 1:40AM CDT by NWS La Crosse WI
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
July 11, 2026 - 7:51am
Expires: 
July 11, 2026 - 11:45pm
Description: 
...The Flood Warning is extended for the following rivers in Iowa... Upper Iowa River at Dorchester Hwy 76 affecting Allamakee County. * WHAT...Minor flooding is occurring and forecast to continue. * WHERE...Upper Iowa River at Dorchester Hwy 76. * WHEN...Until late tonight. * IMPACTS...At 14.0 feet, Lowland agricultural areas begin to flood. * ADDITIONAL DETAILS... - At 8:00 AM CDT Saturday the stage was 14.1 feet. - Bankfull stage is 14.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 AM CDT Saturday was 14.1 feet. - Forecast...The river is cresting around 14.1 feet. It will fall below flood stage this afternoon. - Flood stage is 14.0 feet. - Flood History...This crest compares to a previous crest of 14.1 feet on 10/14/1986. - http://www.weather.gov/safety/flood
Instruction: 
Caution is urged when walking near riverbanks. Additional river and weather information is available at www.weather.gov/lacrosse. The next statement will be issued late tonight by 145 AM CDT.
Area Description: 
Allamakee, IA
Forcast Office: 
NWS La Crosse WI