Subject: FVAG01 SABM 151930


FVAG01 SABM 151930                                              2009258 1936
VA ADVISORY
DTG: 20090915/1930Z
VAAC: BUENOS AIRES
VOLCANO: CHAITEN 1508-41
PSN: S4250 W07239
AREA: CHILE-S
SUMMIT ELEVATION: 962M
ADVISORY NUMBER: 2009/141
INFORMATION SOURCE: GOES 12 VIS SATELLITE IMAGERY AND WEBCAM
ERUPTION DETAILS: CONTINUOUS EMISSION
OBS ASH DATE/TIME:  15/1909Z GOES 12 VIS SATELLITE IMAGERY AND WEBCAM
OBS ASH CLOUD:  TOP FL060 MOV SE
FCST ASH CLD + 06HR: 16/0030Z SFC/FL200 NO ASH EXP
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
FCST ASH CLD + 12HR: 16/0630Z SFC/FL200 NO ASH EXP
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
FCST ASH CLD + 18HR:16/1230Z SFC/FL200 NO ASH EXP
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
REMARKS: 1909Z VIS IMAGERY REVEALS A THIN AND 05 NM WIDE ASH PLUME
 EXTENDING SE
OF THE VOLCANO TO 25NM
THE PLUME OF VA IS VERY LIGTH AND COULD BE MIXED WITH STEAM AND
 GASES. ASH IS
EXP TO DISSIPATE QUICKLY.
NEXT ADVISORY: 16/0030Z