FVXX20 KWBC 200945 CCA VOLCANIC ASH ADVISORY - CORRECTION ISSUED: 2003JAN20/1000Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643W06211 AREA: CARIBBEAN SUMMIT ELEVATION: 3000 FT (915M) ADVISORY NUMBER: 2003/072 INFORMATION SOURCE: GOES-8 IMAGERY. NOAA-16 IMAGERY. GFS MODEL WINDS FORECAST. ERUPTION DETAILS: FAINT ASH AND STEAM EMISSION. OBS ASH DATE/TIME: 20/0636Z. OBS ASH CLOUD: ASH IS NOT IDENTIFIABLE ON SATELLITE IMAGERY. WINDS SFC/FL100 MOVING W 10 TO 15 KNOTS. FCST ASH CLOUD +6H: SEE SIGMETS. REMARKS: CORRECTION FOR THE NEXT ADVISORY ISSUANCE TIME. AN INTERMITTENT HOTSPOT HAS BEEN OBSERVED OVER THE PAST FEW HOURS INDICATING THAT LOW LEVEL ASH ACTIVITY IS MOST LIKELY CONTINUING AT THIS TIME. HOWEVER DUE TO THE LOW LEVEL NATURE OF THE ASH...DETECTION IS VERY DIFFICULT TO DISCERN ASH ON GOES IMAGERY. GFS WINDS FROM THE SFC TO FL100 ARE A BIT SOUTH OF DUE WEST...GALLINA/BROWN NEXT ADVISORY: WILL BE ISSUED BY 2003JAN20/1600Z. NNNN