FVXX20 KNES 041205
VOLCANIC ASH ADVISORY
ISSUED: 2006MAR04/1204Z   VAAC: WASHINGTON

VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: N1642 W06210   AREA: W_INDIES

SUMMIT ELEVATION: 3002 FT (915 M)

ADVISORY NUMBER: 2006/090

INFORMATION SOURCE: GOES-12. NAM MODEL WINDS.
RADIOSONDE. 

ERUPTION DETAILS: HOTSPOT NOTED IN 1015Z IMAGERY. 
ERUPTION TIME UNKNOWN

OBS ASH DATE/TIME: 04/1115Z

OBS ASH CLOUD: SFC/FL090 N1717 W06226 - N1708
W06201 - N1641 W06211 - N1717 W06226 MOVING N 10
KNOTS. 

FCST ASH CLOUD +6H: 04/1730Z SFC/FL090 N1820
W06134 - N1640 W06211 - N1819 W06248 - N1820
W06134 

FCST ASH CLOUD +12H: 04/2330Z SFC/FL090 N1840
W06207 - N1640 W06211 - N1832 W06411 - N1840
W06207 

FCST ASH CLOUD +18H: 05/0530Z SFC/FL090 N1839
W06252 - N1640 W06211 - N1820 W06527 - N1839
W06252 

REMARKS: A HOTSPOT BUT NO PLUME COULD BE SEEN IN
IMAGERY STARTING AT 1015Z. HOWEVER IN THE FIRST
VISIBLE IMAGERY A LOW LEVEL PLUME COULD BE SEEN
MOVING NORTH FROM THE VOLCANO.  BASED ON DIRECTION
THE ESTIMATED HEIGHT OF THE PLUME IS BELOW FL090. 
THE FORECASTED WINDS WILL SPREAD THE ASH MORE
WESTERLY WITH TIME.  ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 2006MAR04/1800Z

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