Subject: FVAG01 SABM 201600


FVAG01 SABM 201600                                              2009263 1558
VA ADVISORY
DTG: 20090920/1600Z
VAAC: BUENOS AIRES
VOLCANO: CHAITEN 1508-41
PSN: S4250 W07239
AREA: CHILE-S
SUMMIT ELEVATION: 962M
ADVISORY NUMBER: 2009/145
INFORMATION SOURCE: SIGMET MESSAGE, GOES 12  VIS AND IR CH2 SATELLITE
 IMAGERY
AND WEBCAM
ERUPTION DETAILS: CONTINUOUS EMISSION
OBS ASH DATE/TIME:  20/1310Z GOES 12  VIS AND IR CH2 SATELLITE
 IMAGERY AND
WEBCAM
OBS ASH CLOUD:  TOP FL060 MOV E
FCST ASH CLD + 06HR: 20/1900Z SFC/FL200  S4250 W07239 - S4300 W07200
 - S4240
W07200 - S4250 W07239
FL075/200 NO ASH EXP
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
FCST ASH CLD + 12HR: 21/0100Z SFC/FL200  S4250 W07239 - S4300 W07120
 - S4240
W07120 - S4250 W07239
FL075/200 NO ASH EXP
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
FCST ASH CLD + 18HR: 21/0700Z SFC/FL200 S4250 W07239 - S4310 W07030 -
 S4230
W07030 - S4250 W07239
FL075/200 NO ASH EXP
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
REMARKS: 1310Z GOES 12 VIS AND IR CH2 IMAGERY REVEALS A THIN AND 05
 NM WIDE ASH
PLUME EXTENDING E OF THE VOLCANO TO 20NM
NEXT ADVISORY: 20/2200Z