WSGL31 BGSF 301923
BGGL SIGMET U03 VALID 302000/302300 BGSF-
BGGL NUUK FIR SEV TURB FCST AT 2000Z WI N8227 W05513 - N8401 W03222 -
 N8132 W01029 - N7903 W01911 - N8129 W03455 - N8142 W05235 - N8227
W05513 SFC/FL090 STNR WKN=