WSCN07 CWAO 231714 CZQX SIGMET D1 VALID 231710/232110 CWUL- CZQX GANDER DOMESTIC FIR SEV TURB FCST WI 50NM WID LINE BTN N5210 W05550 - N5122 W05604 - N5029 W05640 SFC/FL040 STNR NC=