FVXX21 KWBC 162005 VOLCANIC ASH ADVISORY ISSUED: 2002DEC16/2015Z VAAC: WASHINGTON VOLCANO: SAN CRISTOBAL 1404-02 LOCATION: N1242W08700 AREA: NICARAGUA SUMMIT ELEVATION: 5725FT (1745 M) ADVISORY NUMBER: 2002/007 INFORMATION SOURCE: GOES-8 IMAGERY. INETER VOLCANO CAMERA. SURFACE REPORT. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: PLUME WITH ASH SEEN AT 1245Z. OBS ASH DATE/TIME: 16/1815Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL025 MOVING W 5 KNOTS. FL025/FL090 MOVING SW 5-10 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: SURFACE REPORTS FROM CHINANDEGA INDICATE THAT SAN CRISTOBAL VOLCANO STILL HAS ONGOING ACTIVITY BUT IS CURRENTLY ONLY MODERATE. A SMALL AREA OF ASH THAT MOVED OFF THE COAST HAS BECOME TOO DIFFUSE TO SEE ON VISIBLE SATELLITE IMAGERY. THE VOLCANO CAMERA STILL SHOWS STEAM AND GASES EMANATING FROM THE SUMMIT. THERE MAY STILL BE ASH MIXED IN WITH THE STEAM...GALLINA NEXT ADVISORY: WILL BE ISSUED BY 2002DEC17/0215Z. NNNN