WSCN03 CWAO 162011 CZWG SIGMET I7 VALID 162010/170010 CWUL- CZWG WINNIPEG FIR SEV ICE (FZRA) FCST WI 50NM WID LINE BTN N5059 W09805 - N5105 W09216 SFC/FL040 MOV ENE 20KT NC=