Local Storm Report
Issued by NWS Chicago, IL

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358
NWUS53 KLOT 130109
LSRLOT

Preliminary Local Storm Report
National Weather Service Chicago IL
809 PM CDT Wed Aug 12 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1014 AM     Tornado          2 W Oswego              41.68N 88.40W
08/11/2026                   Kendall            IL   NWS Storm Survey

            NWS survey confirms an EF-0 tornado with
            peak winds near 75 mph, peak width of 150
            yards, and path length of 5.2 miles.

1037 AM     Tornado          1 WNW Wilmington        41.31N 88.16W
08/11/2026                   Will               IL   NWS Storm Survey

            NWS survey confirms an EF-1 tornado with
            peak winds near 90 mph, peak width of 150
            yards, and path length of 1.52 miles.

1039 AM     Tornado          3 N New Lenox           41.55N 87.96W
08/11/2026                   Will               IL   NWS Storm Survey

            NWS survey confirms an EF-1 tornado with
            peak winds near 95 mph, peak width of 200
            yards, and path length of 7.6 miles.

1041 AM     Tornado          3 SE Homer Glen         41.57N 87.91W
08/11/2026                   Cook               IL   NWS Storm Survey

            NWS survey confirms an EF-1 tornado with
            peak winds near 105 mph, peak width of 300
            yards, and path length of 22.4 miles.

1043 AM     Tornado          5 SSW Frankfort         41.43N 87.88W
08/11/2026                   Will               IL   NWS Storm Survey

            NWS survey confirms an EF-2 tornado with
            peak winds near 115 mph, peak width of 300
            yards, and path length of 25.8 miles.


&&

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