WCCN26 CWAO 200345 CZQM SIGMET U1 VALID 200345/200350 CWUL- CZQM MONCTON FIR CNL SIGMET U2 192150/200350 RMK GFACN34/CZQX GANDER DOMESTIC FIR SIGMET S1 CZQX GANDER OCEANIC FIR/CTA SIGMET F1=