

000 

WWUS20 KWNS 230448

SEL9

SPC WW 230448

MIZ000-LMZ000-230500-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH - NUMBER 639

NWS STORM PREDICTION CENTER NORMAN OK

1248 AM EDT THU AUG 23 2007



THE NWS STORM PREDICTION CENTER HAS CANCELLED

SEVERE THUNDERSTORM WATCH NUMBER 639 ISSUED AT 820 PM EDT FOR PORTIONS OF



         MICHIGAN

         LAKE MICHIGAN

