WSAU21 AMMC 040740

YMMM SIGMET I06 VALID 040800/041200 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S5000 E11400 - S3700 E11400 -

S3700 E12000 - S5000 E12200 FL170/300 MOV E 35KT NC=