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Elev 767 ft, 40.03 °N, 90.96 °W

Clayton, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Clayton, IL
Elevation: 767ft
Nearby Weather Stations

Active Weather Alerts

River Flood Warning
Issued: 4:48 PM Sep. 20, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM WEDNESDAY EVENING TO LATE SATURDAY
NIGHT...

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at LaGrange.

* WHEN...From Wednesday evening to late Saturday night.

* IMPACTS...At 18.0 feet, The entrance to the lower parking lot at
the Mark Twain Casino begins flooding near this height, requiring
the use of an alternate entrance.

* ADDITIONAL DETAILS...
- At 11:00 AM CDT Sunday the stage was 8.6 feet.
- Forecast...The river is expected to rise above flood stage
Wednesday evening to a crest of 17.9 feet early Thursday
afternoon. It will then fall below flood stage Friday evening.
- Flood stage is 17.0 feet.



&&


All Times CDT    Fld   Observed  Forecasts (1 pm)
Location         Stg     Stage   Mon   Tue   Wed   Thu   Fri

Mississippi River
LaGrange        17.0    8.6     11.0  13.9  16.6  17.9  17.5



&&



River Flood Warning
Issued: 4:48 PM Sep. 20, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM WEDNESDAY MORNING TO SUNDAY
AFTERNOON...

* WHAT...Minor flooding is forecast.

* WHERE...Mississippi River at Canton.

* WHEN...From Wednesday morning to Sunday afternoon.

* IMPACTS...At 16.6 feet, Front Street leading to the campground and
Corps park campgrounds flood at this height.

* ADDITIONAL DETAILS...
- At 10:00 AM CDT Sunday the stage was 7.0 feet.
- Forecast...The river is expected to rise above flood stage late
Wednesday morning to a crest of 16.6 feet Thursday evening. It
will then fall below flood stage early Saturday morning.
- Flood stage is 15.0 feet.



&&


All Times CDT    Fld   Observed  Forecasts (1 pm)
Location         Stg     Stage   Mon   Tue   Wed   Thu   Fri

Mississippi River
Canton          15.0    7.0     9.6   12.5  15.2  16.5  16.1



&&



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