Illinois Severe Flood Watch | Effective 06/21/2026 17:14
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of south central and southwest Illinois, including
the following areas, in south central Illinois, Bond IL, Fayette IL
and Montgomery IL. In southwest Illinois, Greene IL, Jersey IL,
Macoupin IL and Madison IL.
* WHEN...Until 1 AM CDT Monday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...