Alert USA
weather NWS severe Jefferson, MO; St. Louis, MO June 16, 2026 at 3:18 PM

Flood Warning

...The Flood Warning continues 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...Until late Friday night.

* IMPACTS...At 24.7 feet, Hawkins Road south of Meramec Bottom Road begins flooding.

* ADDITIONAL DETAILS... - At 10:00 AM CDT Tuesday the stage was 23.5 feet. - Forecast...The river is

Flooding in Jefferson, MO; St. Louis, MO can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.

Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.

Alert USA is tracking this flood event and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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