WSAU21 AMMC 161828

YMMM SIGMET F09 VALID 161833/162233 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S1430 E07700 - S2100 E07900 -

S2200 E07700 - S1300 E07500 TOP FL500 MOV S 10KT NC=