WSAU21 AMMC 100918

YMMM SIGMET P04 VALID 100930/101330 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S0900 E08400 - S1000 E08400 -

S1400 E07700 - S0700 E07700 TOP FL550 STNR NC=