WVBZ31 SBCW 182027
SBCW SIGMET 5 VALID 182100/190300 SBCW - SBCW CURITIBA FIR VA ERUPTIO
N MT CORDON CAULLE LOC S4031 W07212 VA CLD OBS AT 
1950Z WI S3034 W05249 - S3135 W04959 - S3039 W04659 - S2847 W04523 - 
S2645 W04345 - S2556 W04234 - S2552 W04452 - S2652 
W04839 - S2911 W05111 - S3034 W05249 BTN SFC/FL080 MOV NE 15KT=