WSNT01 CWAO 211342 CZQX SIGMET C2 VALID 211340/211740 CWUL- CZQX GANDER OCEANIC FIR/CTA SEV ICE (FZRA) FCST WI 90NM WID LINE BTN N4728 W05218 - N5330 W05230 FL005/015 STNR NC=