

000 

WWUS20 KWNS 230457

SEL8

SPC WW 230457

COZ000-KSZ000-230500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH - NUMBER 638

NWS STORM PREDICTION CENTER NORMAN OK

1057 PM MDT WED AUG 22 2007



THE NWS STORM PREDICTION CENTER HAS CANCELLED

SEVERE THUNDERSTORM WATCH NUMBER 638 ISSUED AT 550 PM MDT FOR PORTIONS OF



         COLORADO

         KANSAS

