WSCN07 CWAO 061123 CZQX SIGMET D4 VALID 061120/061520 CWUL- CZQX GANDER DOMESTIC FIR SEV TURB FCST WI 90NM WID LINE BTN N5348 W05607 - N5204 W05941 SFC/FL040 MOV NNW 10KT WKN=