WSGL31 BGSF 211648
BGGL SIGMET U03 VALID 211645/212045 BGSF-
BGGL NUUK FIR SEV TURB FCST AT 1645Z WI N6715 W03542 - N6714 W03304 -
 N6529 W03640 - N6531 W03831 - N6715 W03542 SFC/FL110 STNR WKN=