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Elev 456 ft, 38.93 °N, 90.75 °W

Old Monroe, MO Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Old Monroe, MO
Elevation: 456ft
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Active Weather Alerts

River Flood Warning
Issued: 12:55 AM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Mississippi River at Winfield.

* WHEN...Until further notice.

* IMPACTS...At 28.6 feet, Water begins covering Highway C about a
half mile south of Highway B in St. Charles County.

* ADDITIONAL DETAILS...
- At 7:30 PM CDT Sunday the stage was 27.6 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 7:30 PM CDT Sunday was 27.6 feet.
- Forecast...The river is expected to rise to a crest of 28.5 feet
tomorrow evening.
- Flood stage is 26.0 feet.



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All Times CDT    Fld   Observed  Forecasts (7:00 am)
Location         Stg     Stage   Tue   Wed   Thu   Fri   Sat

Mississippi River
Winfield        26.0    27.6    28.5  28.3  27.9  27.7  27.5



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