WSCN25 CWAO 182333
CZUL SIGMET D2 VALID 182330/190330 CWUL-
CZUL MONTREAL FIR FRQ TS OBS WI 30NM WID LINE BTN /N4737 W07232/60 S CYRJ -
/N4709 W07252/45 N CYRQ - /N4604 W07455/45 E CYMW TOP FL550 MOV E 20KT WKN
RMK GFACN33=