

643 

WWUS20 KWNS 311111

SEL7

SPC WW 311111

IAZ000-MNZ000-SDZ000-311200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH - NUMBER 637

NWS STORM PREDICTION CENTER NORMAN OK

611 AM CDT TUE AUG 31 2010



THE NWS STORM PREDICTION CENTER HAS CANCELLED

TORNADO WATCH NUMBER 637 ISSUED AT 1145 PM CDT FOR PORTIONS OF



         IOWA

         MINNESOTA

         SOUTH DAKOTA

