WSAU21 AMMC 081818

YMMM SIGMET D02 VALID 081837/082237 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S0720 E09410 - S0740 E09720 -

S0840 E09730 - S0840 E09420 - S0800 E09310 TOP FL540 STNR NC=