WSAU21 AMMC 120807

YMMM SIGMET W04 VALID 120830/121230 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S2130 E07500 - S2749 E10451 -

S3048 E10623 - S2530 E07500 FL270/360 MOV E 25KT NC=