Subject: FVAG01 SABM 311300
FVAG01 SABM 311300

VA ADVISORY
DTG: 20090831/1300Z
VAAC: BUENOS AIRES
VOLCANO: CHAITEN 1508-41
PSN: S4250 W07239
AREA: CHILE-S
SUMMIT ELEVATION: 962M
ADVISORY NUMBER: 2009/132
INFORMATION SOURCE: SATELLITE DATA, WEBCAM AND SIGMET
ERUPTION DETAILS:CONTINUOS EMISSION
OBS ASH DATE/TIME: 31/1140Z
OBS ASH CLOUD:  VA CLOUD OBS AT 1140Z GOES 12 VIS TOP ETI FL070 MOV
 NE
FCST ASH CLD + 06HR: 31/1800Z SFC/FL200 S4250 W07239 - S4220 W07220 -
 S4210
W07230 - S4230 W07240 -S4250 W07239
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
FCST ASH CLD + 12HR: 01/0000Z SFC/FL200 S4230 W07230 - S4200 W07200 -
 S4200
W07230 - S4230 W07230
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
FCST ASH CLD + 18HR: 01/0600Z SFC/FL200 S4250 W07239 - S4220 W07240 -
 S4250
W07239
FL200/350 NO ASH EXP
FL350/550 NO ASH EXP
REMARKS: ASH IS  DETECTABLE ON VIS SATELLITE IMAGERY  GOES 12 AND
 WEBCAM. VIS
IMAGE REVEALS A 4KM WIDE PLUME EXTD
20KM TO THE NE
NEXT ADVISORY: FURTHER INFORMATION WILL BE ISSUED 20090831/1900Z




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