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Elev 682 ft, 41.23 °N, 88.87 °W

Grand Ridge, IL Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Grand Ridge, IL
Elevation: 682ft
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River Flood Warning
Issued: 2:34 AM Apr. 8, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY FRIDAY MORNING...

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

* WHERE...Illinois River from Starved Rock Lock and Dam downstream
to confluence with Big Bureau Creek, including the La Salle gauge.

* WHEN...Until early Friday morning.

* IMPACTS...At 22.0 feet, Lower parking lot at Starved Rock State
Park is inundated east of La Salle. High water levels begin to
impact shipping interests along the river.

* ADDITIONAL DETAILS...
- At 8:45 PM CDT Tuesday the stage was 21.5 feet.
- Forecast...The river is expected to fall below flood stage
Thursday evening and continue falling.
- Flood stage is 20.0 feet.
- http://www.weather.gov/safety/flood

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