WSAU21 AMMC 091640

YMMM SIGMET A15 VALID 091645/092045 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S2800 E07510 - S3650 E09020 -

S3220 E10440 - S3420 E10450 - S4020 E09400 - S4020 E08650 - S3150

E07500 FL200/360 MOV E 30KT INTSF=