WSCN03 CWAO 042239
CZWG SIGMET P4 VALID 042235/050235 CWUL-
CZWG WINNIPEG FIR FRQ TSGR POSS +FC OBS WI 30NM WID LINE BTN N5048 W09227 -
N4938 W09309 - N4834 W09234 TOP FL460 STNR NC=