Active Weather Alerts
River Flood Warning
Issued: 2:15 AM Jun. 20, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL 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 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 Friday the stage was 21.9 feet. - Forecast...The river is cresting near 22 feet tonight, then will begin a slow fall. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood &&
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