Missouri Flood Warning | Effective 04/20/2026 11:03
...The Flood Warning is extended for the following rivers in
Missouri...
Meramec River near Arnold.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
* WHAT...Minor flooding is forecast.
* WHERE...Meramec River near Arnold.
* WHEN...From this evening to Friday afternoon.
* IMPACTS...At 25.1 feet, St. Louis County closes the following roads
at this height: Butler Hill west of Summerhedge Place, Meramec
Bottom Road between Hagemann Road and Highway 21, Hawkins Road