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WWUS20 KWNS 200807

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SPC WW 200807

SDZ000-201000-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH - NUMBER 620

NWS STORM PREDICTION CENTER NORMAN OK

207 AM MDT MON AUG 20 2007



THE NWS STORM PREDICTION CENTER HAS CANCELLED

SEVERE THUNDERSTORM WATCH NUMBER 620 ISSUED AT 840 PM MDT FOR PORTIONS OF



         SOUTH DAKOTA

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