Waarschuwingen, Matthiessen State Park

Flood Warning issued May 16 at 7:56PM CDT until May 17 at 1:00PM CDT by NWS Chicago IL ...The Flood Warning continues for the following rivers in Illinois... Illinois River at La Salle affecting Bureau, Putnam and La Salle Counties. For the Illinois River (Upper)...including La Salle...Minor flooding is forecast. * 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 late Friday morning. * IMPACTS...At 20.0 feet, Agricultural areas in La Salle, Spring Valley, and Peru are inundated. * ADDITIONAL DETAILS... - At 6:45 PM CDT Thursday the stage was 20.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:45 PM CDT Thursday was 20.8 feet. - Forecast...The river is expected to fall below flood stage early Friday morning. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. Additional information is available at www.weather.gov. The next statement will be issued by Friday afternoon.