WACN22 CWAO 061704 CZEG AIRMET E1 VALID 061700/062100 CWEG- CZEG EDMONTON FIR MOD ICE FCST WI 20NM WID LINE BTN /N5110 W11431/20 W CYYC - /N5046 W11408/20 S CYYC SFC/FL050 MOV SE 40KT NC RMK GFACN32=