WSAU21 AMMC 042137

YMMM SIGMET X03 VALID 042228/050228 YMMC-

YMMM MELBOURNE FIR SEV TURB FCST WI S5000 E16300 - S5000 E15700 -

S4000 E16000 - S4000 E16300 FL200/300 MOV E 25KT NC=