WVFR31 LFPW 051000 LFFF SIGMET A01 VALID 051000/051010 LFPW- LFFF PARIS FIR/UIR TEST VA ERUPTION MT UNKNOWN SOURCE PSN N0000 W00000 VA CLD FCST SW OF LINE N4915 E00500 - N5030 E00400 SFC/FL300 WKN FCST AT 1010Z ENTIRE FIR/UIR=