WSAU21 AMMC 010655

YMMM SIGMET G03 VALID 010830/011230 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S4100 E07730 - S4250 E08040 -

S5000 E08120 - S5000 E07500 - S4220 E07500 FL120/270 MOV E 30KT NC=