FVXX20 KNES 051959
VOLCANIC ASH ADVISORY
ISSUED: 20070405/1958Z   VAAC: WASHINGTON

VOLCANO: REVENTADOR 1502-01
LOCATION: S0004 W07739   AREA: ECUADOR

SUMMIT ELEVATION: 11686 FT (3562 M)

ADVISORY NUMBER: 2007/049

INFORMATION SOURCE: GOES-12. GFS WINDS. 

ERUPTION DETAILS: ASH PLUME OBSERVED AT 05/1915Z.

OBS ASH DATE/TIME: 05/1915Z

OBS ASH CLOUD: SFC/FL200 N0007 W07801 - S0002
W07740 - S0003 W07802 - N0007 W07801 MOVING W 10
KNOTS. 

FCST ASH CLOUD +6H: 06/0130Z SFC/FL210 N0013
W07802 - S0003 W07741 - S0002 W07804 - N0013
W07802 

FCST ASH CLOUD +12H: 06/0730Z SFC/FL210 N0015
W07802 - S0002 W07741 - S0001 W07805 - N0015
W07802 

FCST ASH CLOUD +18H: 06/1330Z SFC/FL210 N0016
W07801 - S0003 W07740 - S0002 W07807 - N0016
W07801 

REMARKS: WEATHER CLOUDS HAVE CLEARED AROUND THE
VOLCANO AND AN ASH PLUME CAN BE SEEN ON VISIBLE
IMAGERY AT 05/1915Z FANNING OUT TO ABOUT 6 NMI
WIDE AND EXTENDING 15-20 NMI TO THE WESTNORTHWEST
OF THE SUMMIT.  A HOTSPOT IS ALSO REVEALED ON
MULTISPECTRAL IMAGERY AT THE SUMMIT.  HEIGHT
BASED ON COMPARISON TO GFS WINDS.  MODEL WINDS
SUGGEST THAT THE PLUME WILL SLOWLY VEER MORE TO
THE NORTHWEST THROUGH THE NEXT 18 HOURS.
...BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 20070406/0200Z

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