WSFR31 LFPW 170855
LFFF SIGMET Z01 VALID 170900/170910 LFPW-
LFFF PARIS FIR/UIR TEST SEV MTW FCST WI N4900 E00430 - N4915 E00315 -
 N5000 E00330 - N4945 E00415 - N4900 E00430 SFC/FL250 STNR NC=