WSCN24 CWAO 221806
CZYZ SIGMET B2 VALID 221805/222205 CWUL-
CZYZ TORONTO FIR FRQ TSGR POSS +FC OBS WI 40NM WID LINE BTN /N4558 W07919/25 S
CYYB - /N4419 W07932/45 N CYYZ TOP FL430 MOV NE 40KT INTSF
RMK GFACN33=