WSAU21 AMMC 081958

YMMM SIGMET L14 VALID 082030/090030 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S0740 E09550 - S1210 E09300 -

S0640 E08830 - S0520 E09350 TOP FL520 STNR NC=