WSAU21 AMMC 160359

YMMM SIGMET C03 VALID 160417/160817 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S3250 E07940 - S3220 E08150 -

S3520 E08150 - S3530 E07920 TOP FL420 MOV ESE 30KT NC=