WSGL31 BGSF 082317
BGGL SIGMET U05 VALID 082345/090345 BGSF-
BGGL NUUK FIR SEV TURB FCST AT 2345Z WI N6003 W04540 - N6551 W04210 -
 N6522 W03857 - N5931 W04321 - N6003 W04540 SFC/FL110 STNR NC=