Chicago Area Weather Alerts | NBC Chicago


  • Flood Advisory

    McHenry, IL

    1004 PM CDT Sun Apr 30 2017

    The National Weather Service in Chicago has issued a
    * Flood Advisory for
    The Fox River at Algonquin Tailwater.
    * until Tuesday morning.
    * At 930 PM Sunday the stage was 8.6 feet.
    * Action stage is 9.0 feet.
    * Flood stage is 9.5 feet.
    * Recent activity...Flood forecasts for Algonquin were moved to this
    location on July 5 2011. Gage zero datum is different from the old
    gage location. Flood and action stages have changed.
    * Forecast...The river will rise to near 9.1 feet by Wednesday

    LAT...LON 4238 8830 4237 8817 4221 8814 4194 8827
    4195 8838 4224 8828


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