8/21/2025 7:44:00 AM until 8/22/2025 3:45:00 AM

For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours.

The Flood Warning continues for the following rivers in Iowa... Cedar River at Cedar Falls affecting Black Hawk County. Shell Rock River at Shell Rock affecting Black Hawk, Butler and Bremer Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...The Shell Rock River at Shell Rock, or from Flood Creek near Clarksville to the Cedar River. * WHEN...Until tomorrow morning. * IMPACTS...At 12.5 feet, Seepage occurs in several basements close to the river. * ADDITIONAL DETAILS... - At 6:45 AM CDT Thursday the stage was 12.4 feet. - Forecast...The river is expected to fall below flood stage just after midnight tonight and continue falling to 10.2 feet Wednesday evening. - Flood stage is 12.0 feet.