National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS

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WWUS20 KWNS 220457
SEL0
SPC WW 220457
IAZ000-ILZ000-INZ000-WIZ000-LMZ000-220300-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH - NUMBER 610
NWS STORM PREDICTION CENTER NORMAN OK
1157 PM CDT FRI AUG 21 2026

THE NWS STORM PREDICTION CENTER HAS CANCELLED
SEVERE THUNDERSTORM WATCH NUMBER 610 ISSUED AT 255 PM CDT FOR PORTIONS OF

         IOWA
         ILLINOIS
         INDIANA
         WISCONSIN
         LAKE MICHIGAN