Active Weather Alerts
River Flood Warning
Issued: 2:02 AM Jun. 18, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Meramec River near Arnold. * WHEN...Until Saturday morning. * IMPACTS...At 24.0 feet, Corisande Hills Road begins flooding at this height. Meramec Bottom Road between Hagemann Road and Highway 21 begins flooding. * ADDITIONAL DETAILS... - At 8:30 PM CDT Wednesday the stage was 24.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Wednesday was 24.2 feet. - Forecast...The river is expected to rise to a crest of 24.3 feet tomorrow morning. It will then fall below flood stage early Friday morning. - Flood stage is 24.0 feet. && All Times CDT Fld Observed Forecasts (7 am) Location Stg Stage Fri Sat Sun Mon Tue Meramec River Arnold 24.0 24.1 23.6 21.2 18.7 17.4 16.7 &&
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