Active Weather Alerts
River Flood Warning
Issued: 1:18 AM Apr. 20, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Illinois River from Starved Rock Lock and Dam downstream to confluence with Big Bureau Creek, including the La Salle gauge. * WHEN...Until further notice. * 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 7:45 PM CDT Sunday the stage was 21.5 feet. - Forecast...The river appears to be cresting. It will slowly fall but remain above flood stage through the week. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood &&
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