WSAU21 AMMC 121527

YMMM SIGMET W04 VALID 121600/122000 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S1300 E09320 - S1450 E09140 -

S1010 E08820 - S0850 E09100 TOP FL520 STNR NC=