WSCN23 CWAO 270917 CZWG SIGMET G3 VALID 270915/271315 CWEG- CZWG WINNIPEG FIR SEV TURB FCST WI 90NM WID LINE BTN /N5820 W08335/180 W CYPH - /N6041 W08438/180 W CYKO - /N6310 W08137/75 SE CYZS - /N6449 W07548/45 NE CYTE SFC/FL050 MOV E 10KT NC RMK GFACN33 GFACN36/CZEG EDMONTON FIR SIGMET O3=