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850 

WWUS20 KWNS 220303

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SPC WW 220303

OKZ000-220500-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH - NUMBER 320

NWS STORM PREDICTION CENTER NORMAN OK

1003 PM CDT SAT MAY 21 2011



THE NWS STORM PREDICTION CENTER HAS CANCELLED

TORNADO WATCH NUMBER 320 ISSUED AT 710 PM CDT FOR PORTIONS OF



         OKLAHOMA

