FVXX20 KNES 270417
VOLCANIC ASH ADVISORY
ISSUED: 2005OCT27/0417Z   VAAC: WASHINGTON

VOLCANO: NEGRA, SIERRA 1503-05
LOCATION: S0049 W09110   AREA: GALAPAGOS

SUMMIT ELEVATION: 4888 FT (1490 M)

ADVISORY NUMBER: 2005/21

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS. 

ERUPTION DETAILS: ONGOING EMISSIONS SINCE 22/2330Z

OBS ASH DATE/TIME: 27/0345ZZ

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS SFC/FL150 MOVING TO W 5-10 KNOTS.

FCST ASH CLOUD +6H: 27/1000Z 

FCST ASH CLOUD +12H: 27/1600Z 

FCST ASH CLOUD +18H: 27/2200Z 

REMARKS: ASH IS NOT ABLE TO BE DETECTED IN
SATELLITE IMAGERY AFTER SUNSET. HOWEVER..A
PROMINENT HOTSPOT IS STILL SEEN OVER THE VOLCANO.
ASH IS EXPECTED TO CONTINUE TO DRIFT IN A
GENERALLY WESTERLY DIRECTION BASED ON MODEL
SOUNDINGS. ...RUMINSKI

NEXT ADVISORY: WILL BE ISSUED BY 2005OCT27/1015Z

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