WSAU21 AMMC 050443

YMMM SIGMET B04 VALID 050506/050906 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S0800 E10100 - S1200 E09650 -

S0840 E09340 - S0700 E09640 - S0450 E09610 TOP FL450 STNR NC=