WSAU21 AMMC 121509

YMMM SIGMET V06 VALID 121605/122005 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S4530 E16300 - S5000 E15940 -

S5000 E15350 - S4200 E16300 FL180/280 MOV E 20KT NC=