WVMG31 FMMI 190432 FMMM SIGMET A1 VALID 190432/191032 FMMI- FMMM ANTANANARIVO FIR/UIR VA ERUPTION MT PITON DE LA FOURNAISE LOC S2114 E05542 OBS AT 0410Z INFO SOURCE VONA FROM OVFP AVIATION COLOR CODE ORANGE SUMMIT ELEV 2632M VA CLD NOT IDENTIFIABLE FM SATELLITE DATA WIND FL080/100 090/10KT=