WSGL31 BGSF 191741
BGGL SIGMET U02 VALID 191830/192030 BGSF-
BGGL NUUK FIR SEV TURB FCST AT 1830Z WI N6026 W04258 - N5955 W04301 -
 N5942 W04403 - N6141 W04545 - N6149 W04502 - N6036 W04352 - N6026
W04258 SFC/FL110 STNR NC=