FVXX20 KWBC 151303 VOLCANIC ASH ADVISORY ISSUED: 2004FEB15/1300Z VAAC: WASHINGTON VOLCANO: FUEGO 1402-09 LOCATION: N1428W09053 AREA: GUATEMALA SUMMIT ELEVATION: 12345 FT (3763 M) ADVISORY NUMBER: 2004/18 INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: PUFFS OF ASH OBS ASH DATE/TIME: 15/1245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL150 MOVING TO S 5-10 KNOTS. FL150/200 MOVING TO NE 10-15 KNOTS. FCST ASH CLOUD+6H: NOT AVBL FCST ASH CLOUD+12H: NOT AVBL FCST ASH CLOUD+18H: NOT AVBL REMARKS: THERE HAVE BEEN NO FURTHER INDICATIONS OF ASH OR HOTSPOT ACTIVITY FOR OVER 12 HOURS. BUT NIGHTTIME DETECTION OF ASH IS MORE DIFFICULT ESPECIALLY IF IT IS LOW LEVEL. MAY SEND AN UPDATE EITHER TO DESCRIBE AREA OR TO END ADVICE WHEN VISIBLE IMAGERY BECOMES AVAILABLE...GALLINA NEXT ADVISORY: WILL BE ISSUED BY 2004FEB15/1900Z. NNNN