WSAU21 AMMC 020315 YMMM SIGMET Z02 VALID 020400/020800 YMMC- YMMM MELBOURNE FIR SEV TURB FCST WI S3520 E07500 - S3730 E08200 - S4200 E08320 - S4625 E08228 - S5000 E07830 - S5000 E07500 FL300/420 MOV E 30KT NC=