****0000000172****
WSMC31 GMMC 181731

GMMM SIGMET M04 VALID 182000/182400 GMMC-
GMMM CASABLANCA FIR
SEV MTW FCST E OF LINE N3550 W00525 - N3150 W00725 - N3111 W00354
FL030/180 STNR NC=