WSAU21 AMMC 040418

YMMM SIGMET V05 VALID 040441/040841 YMMC-

YMMM MELBOURNE FIR EMBD TS OBS WI S0910 E09400 - S1020 E08600 -

S0710 E08500 - S0250 E09300 - S0450 E09550 TOP FL540 STNR NC=