

000 

WWUS20 KWNS 240317

SEL3

SPC WW 240317

COZ000-240500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH - NUMBER 643

NWS STORM PREDICTION CENTER NORMAN OK

917 PM MDT THU AUG 23 2007



THE NWS STORM PREDICTION CENTER HAS CANCELLED

SEVERE THUNDERSTORM WATCH NUMBER 643 ISSUED AT 415 PM MDT FOR PORTIONS OF



         COLORADO

