WSAU21 AMMC 040930

YMMM SIGMET U04 VALID 040955/041355 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S5000 E08600 - S3700 E08600 -

S3300 E09400 - S5000 E09400 FL160/290 MOV E 30KT INTSF=