WACN02 CWAO 070231 CZEG AIRMET B1 VALID 070230/070630 CWEG- CZEG EDMONTON FIR SFC VIS 1/4-1SM FZFG - BKN CLD 200-800/1500FT OBS WI 150NM WID LINE BTN N6037 W12827 - N5756 W13054 STNR NC=