Active Weather Alerts
Flood Watch
Issued: 10:12 AM May. 19, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southwest Illinois, including the following areas, Madison IL, Monroe IL and Saint Clair IL and east central Missouri, including the following areas, Jefferson MO, Lincoln MO, Saint Charles MO, Saint Louis City MO and Saint Louis MO. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Potential rainfall amounts of 1 to 2 inches, with localized higher amounts. These amounts will occur across areas that experienced heavy rainfall yesterday. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. &&
River Flood Warning
Issued: 1:16 AM May. 19, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO THURSDAY MORNING... * WHAT...Minor flooding is forecast. * WHERE...Cuivre River near Troy. * WHEN...From late tonight to Thursday morning. * IMPACTS...At 23.1 feet, Water begins covering Frenchman Bluff Road (County Road 658) just west of the Cuivre River bridge. * ADDITIONAL DETAILS... - At 8:00 PM CDT Monday the stage was 16.2 feet. - Forecast...The river is expected to rise above flood stage late tonight to a crest of 23.1 feet early tomorrow afternoon. It will then fall below flood stage early Wednesday morning. - Flood stage is 21.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Wed Thu Fri Sat Sun Cuivre River Troy 21.0 16.2 20.1 11.1 8.6 7.9 7.7 &&
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