WSAU21 AMMC 131515

YMMM SIGMET G04 VALID 131531/131931 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S5000 E08350 - S4330 E09000 -

S4040 E09720 - S4310 E09850 - S4510 E09410 - S5000 E08940 FL170/300

MOV E 25KT WKN=