Illinois Severe Flood Warning | Effective 06/18/2026 17:26
...The National Weather Service in Lincoln IL has issued a Flood
Warning for the following rivers in Illinois...
Mackinaw River near Congerville affecting McLean, Tazewell and
Woodford Counties.
.The following forecasts are based on observed precipitation, soil
moisture conditions, and forecast precipitation.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Mackinaw River near Congerville.
* WHEN...From this evening to tomorrow morning.
* IMPACTS...At 13.0 feet, Widespread agricultural flooding occurs.