Od: 05.08.2026, 22:00
Do: 06.08.2026, 04:45

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southwest Illinois, including the following areas, Greene IL, Jersey IL, Madison IL, Monroe IL and Saint Clair IL. * WHEN...From 10 PM CDT this evening through Thursday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Thunderstorms with high rainfall rates are expected to develop and track repeatedly over similar locations late this evening into Thursday morning, which will likely lead to areas of flash flooding.