WSCN25 CWAO 182335 CZUL SIGMET G4 VALID 182335/190335 CWEG- CZUL MONTREAL FIR SEV TURB FCST WI 60NM WID LINE BTN /N6114 W09054/90 E CYEK - /N6401 W07342/75 E CYTE FL260/310 STNR NC RMK GFACN36/CZEG EDMONTON FIR SIGMET Y4 CZWG WINNIPEG FIR SIGMET Z4=