Illinois Severe Flood Warning | Effective 06/18/2026 18:49
...The Flood Warning is extended for the following rivers in<br />
Illinois...
Sangamon River at Monticello affecting Piatt County.
.The following forecasts are based on observed precipitation, soil<br />
moisture conditions, and forecast precipitation.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Sangamon River at Monticello.
* WHEN...Until Monday morning.
* IMPACTS...At 13.0 feet, Flooding of agricultural areas begins.
* ADDITIONAL DETAILS...<br />
- At 8:00 PM CDT Thursday the stage was 13.4 feet.<br />