WSAU21 AMMC 161840

YMMM SIGMET A11 VALID 161846/162246 YMMC-

YMMM MELBOURNE FIR SEV ICE FCST WI S5030 E16300 - S5000 E15900 -

S4700 E15800 - S4700 E16300 FL120/220 STNR NC=