Active Weather Alerts
River Flood Warning
Issued: 2:14 AM Jun. 19, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY TUESDAY AFTERNOON... * 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 Tuesday afternoon. * 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 Thursday the stage was 21.6 feet. - Forecast...The river is expected to rise to a crest of 22.0 feet early tomorrow afternoon. It will then fall below flood stage Tuesday morning. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood &&
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