WSCN02 CWAO 221709 CZEG SIGMET A2 VALID 221705/222105 CWEG- CZEG EDMONTON FIR SEV MTW FCST WI 120NM WID LINE BTN N6127 W13844 - N6045 W13416 - N5755 W13031 SFC/FL160 STNR NC=