WSAU21 AMMC 080735

YMMM SIGMET J03 VALID 080750/081150 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S3430 E08640 - S3420 E08920 -

S4730 E09440 - S4810 E09110 FL260/320 MOV E 30KT WKN=