Illinois Severe Flood Watch | Effective 09/19/2026 18:23
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of north central and northeast Illinois, including
the following areas, in north central Illinois, La Salle. In
northeast Illinois, Eastern Will, Grundy, Kankakee and Southern
Will.
* WHEN...Until 7 AM CDT Sunday.
* IMPACTS...Creeks and streams may rise out of their banks. Flooding
may occur in poor drainage and urban areas. Underpasses may be
flooded. Roads and streets may be flooded.
* ADDITIONAL DETAILS...