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    New: Official Warnings from National Meteorological Institutes Warning

    Avvisi - Alorton

    Mondo / Stati Uniti / Illinois / Alorton

    38°35'N / 90°7'O / Altitudine 126 m / 09:59 30/04/2026, America/Chicago (UTC-5)

    inondazione

    Flood Warning issued April 29 at 9:38PM CDT until May 3 at 5:00AM CDT by NWS St Louis MO

    Da: 30/04/2026, 11:48
    A: 01/05/2026, 09:45

    ...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River near Herculaneum. Mississippi River at Mel Price LD. Mississippi River at Chester. Mississippi River at Grafton. Mississippi River at Alton. Mississippi River at St. Louis. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at St. Louis. * WHEN...From Thursday morning to late Saturday night. * IMPACTS...At 30.0 feet, Floodwall at Lacledes Landing is closed. Also at this level, the U.S. Coast Guard may prohibit all recreational vessel traffic from just above the Chain of Rocks Canal south entry to just below the mouth of the Meramec River. * ADDITIONAL DETAILS... - At 9:00 PM CDT Wednesday the stage was 28.4 feet and rising. - Forecast...The river is expected to rise above flood stage late tomorrow morning to a crest of 30.4 feet early Friday morning. It will then fall below flood stage late Friday evening. - Flood stage is 30.0 feet.

    • St. Clair, IL; St. Louis, MO; St. Louis City, MO
    • Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
    • NWS St Louis MO
    • 29/04/2026, 21:38