WSIY33 LIIB 210940
LIBB SIGMET 3 VALID 211000/211200 LIIB-
LIBB BRINDISI FIR SEV MTW OBS WI N3854 E01631 - N3940 E01554 - N3944
E01834 - N3852 E01828 - N3854 E01631 FL050/250 STNR NC=