FVXX20 KNES 231715 VOLCANIC ASH ADVISORY ISSUED: 2006FEB23/1645Z VAAC: WASHINGTON VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: N1643 W06210 AREA: W INDIES SUMMIT ELEVATION: 3002 FT (915 M) ADVISORY NUMBER: 2006/078 INFORMATION SOURCE: GOES-12, DMSP, GFS MODEL WINDS. ERUPTION DETAILS: CONTINUOUS ASH/STEAM EMISSIONS. OBS ASH DATE/TIME: 23/1632Z. OBS ASH CLOUD: SFC/FL070 5NM WIDE LINE BETWEEN N1643 W06210 - N1612 W06418. ASH IS MOVING SW AT 15-20 KNOTS. FCST ASH CLOUD +6H: 23/2230Z SFC/FL070 5NM WIDE LINE BETWEEN N1643 W06210 - N1608 W06445. FCST ASH CLOUD +12H: 24/0430Z SFC/FL070 5NM WIDE LINE BETWEEN N1643 W06210 - N1608 W06445. FCST ASH CLOUD +18H: 24/1030Z NO VA EXP. REMARKS: AFWA FOR WASHINGTON VAAC. ASH VISIBLE ON 23/1632Z GOES-12 IMAGE AND 1541Z DMSP F-15 IMAGE EXTENDING 147NM SW OF SUMMIT....WOLLMANN/PIATT NEXT ADVISORY: WILL BE ISSUED BY 2006FEB23/2330Z. NNNN