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Elev 225 ft, 40.41 °N, 89.06 °W

Shirley, IL Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Shirley, IL
Elevation: 225ft
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Active Weather Alerts

River Flood Warning
Issued: 12:45 AM Aug. 18, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY TOMORROW AFTERNOON...

* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.

* WHERE...Mackinaw River near Congerville.

* WHEN...Until early tomorrow afternoon.

* IMPACTS...At 13.0 feet, Widespread agricultural flooding occurs.

* ADDITIONAL DETAILS...
- At 6:45 PM CDT Monday the stage was 14.6 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 6:45 PM CDT Monday was 14.6 feet.
- Forecast...The river is expected to fall below flood stage
tomorrow morning and continue falling to 3.5 feet Monday,
August 24.
- Flood stage is 13.0 feet.
- http://www.weather.gov/safety/flood

&&

Fld   Observed           Forecasts (7 pm CDT)
Location      Stg   Stg   Day/Time     Tue   Wed   Thu

Mackinaw River
Congerville   13.0  14.6  Mon 6 pm CDT 9.2   6.5   5.1


&&



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