WSFI31 EFKL 250709 EFIN SIGMET U02 VALID 250710/250900 EFKL- EFIN HELSINKI FIR SEV TURB FCST AT 0710Z WI N6859 E02210 - N6841 E02138 - N6905 E02024 - N6923 E02130 - N6859 E02210 SFC/FL320 STNR NC=