FVXX20 KNES 272159
VOLCANIC ASH ADVISORY
ISSUED: 2005OCT27/2158Z VAAC: WASHINGTON
VOLCANO: NEGRA, SIERRA 1503-05
LOCATION: S0049 W09109 AREA: GALAPAGOS
SUMMIT ELEVATION: 4888 FT (1490 M)
ADVISORY NUMBER: 2005/24
INFORMATION SOURCE: GOES-12. GFS MODEL WINDS.
ERUPTION DETAILS: ONGOING EMISSIONS SINCE 22/2330Z
OBS ASH DATE/TIME: 27/2115Z
OBS ASH CLOUD: SFC/FL100 N0026 W09155 - S0038
W09108 - S0049 W09107 - S0049 W09107 - S0117
W09152 - N0012 W09255 - N0026 W09155 MOVING NW
10-15 KNOTS.
FCST ASH CLOUD +6H: 28/0330Z SFC/FL100 N0034
W09154 - S0040 W09108 - S0049 W09108 - S0049
W09108 - S0115 W09153 - N0019 W09258 - N0034
W09154
FCST ASH CLOUD +12H: 28/0930Z SFC/FL N0008 W09147
- S0048 W09108 - S0050 W09108 - S0053 W09203 -
N0005 W09217 - N0008 W09147
FCST ASH CLOUD +18H: 28/1530Z SFC/FL100 S0005
W09211 - S0008 W09131 - S0038 W09110 - S0050
W09108 - S0050 W09108 - S0056 W09154 - S0005
W09211
REMARKS: SATELLITE IMAGERY SHOWED A THIN PLUME OF
ASH AND STEAM FANNING OUT TO THE WEST AND
NORTHWEST FROM THE SUMMIT. THE PLUME EXTENDS
APPROXIMATELY 99 NMI TO THE NORTHWEST. ...BROWN
NEXT ADVISORY: WILL BE ISSUED BY 2005OCT28/0400Z
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