WSAU21 AMMC 110248 YMMM SIGMET T04 VALID 110315/110715 YMMC- YMMM MELBOURNE FIR EMBD TS OBS WI S0610 E09810 - S1100 E09050 - S0920 E08850 - S0500 E09020 - S0300 E09330 TOP FL540 STNR NC=