WSCN24 CWAO 271739
CZYZ SIGMET L3 VALID 271735/272135 CWUL-
CZYZ TORONTO FIR FRQ TSGR OBS WI 40NM WID LINE BTN /N4629 W08222/30 N CYZE -
/N4706 W08109/30 NW CYSB - /N4753 W08019/20 NW CYXR TOP FL520 MOV E 35KT NC
RMK GFACN33=