FVXX20 KWBC 220350 VOLCANIC ASH ADVISORY ISSUED: 2003JAN22/0350Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/079 INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: CONTINUING ASH AND STEAM EMISSIONS. OBS ASH DATE/TIME: 21/2115Z. OBS ASH CLOUD: ASH NOT IDENTIFIABLE IN SATELLITE DATA. WINDS SFC/FL060 MOVING W 15-20 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: ASH WAS EITHER TOO LOW OR TOO DIFFUSE TO BE DETECTED IN SATELLITE IMAGERY THROUGH 0332Z. IN ADDITION CLOUDS WERE OBSCURING MONTSERRAT. NEXT ADVISORY: WILL BE ISSUED BY 2003JAN22/1000Z. NNNN