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000 

WWUS20 KWNS 170652

SEL1

SPC WW 170652

DCZ000-DEZ000-MDZ000-VAZ000-WVZ000-CWZ000-171000-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH - NUMBER 611

NWS STORM PREDICTION CENTER NORMAN OK

252 AM EDT FRI AUG 17 2007



THE NWS STORM PREDICTION CENTER HAS CANCELLED

SEVERE THUNDERSTORM WATCH NUMBER 611 ISSUED AT 1105 PM EDT FOR PORTIONS OF



         DISTRICT OF COLUMBIA

         DELAWARE

         MARYLAND

         VIRGINIA

         WEST VIRGINIA

         COASTAL WATERS

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