FVXX20 KWBC 060230
.
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0230 UTC 06 OCTOBER 1999 BY THE WASHINGTON VAAC 
.
GUAGUA PICHINCHA 99-028 ECUADOR 0.17S 78.60W 
.
BACKGROUND:    GUAGUA PICHINCHA (1502-02)
               SUMMIT HEIGHT    15,695FT (4784 M)  
.
SOURCES OF INFORMATION:  GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY...QUITO SURFACE OBSERVATIONS
.
ERUPTION DETAILS: ERUPTION OCCURRED AROUND 05/1915 UTC.

DETAILS OF ASH CLOUD: ASH TO THE WEST OF THE VOLCANO IS NOW OBSCURED
BY METEOROLOGICAL CLOUDS.  AT ABOUT 00Z WESTWARD MOVING ASH COULD
STILL BE SEEN APPROACHING THE COAST OF ECUADOR AND AT ABOUT 0145 UTC
THERE IS A HINT OF ASH EXTENDING ABOUT 60 KM (32 NMI) OVER THE
PACIFIC.  THE ASH TO THE WEST IS ESTIMATED TO BE AT ABOUT FL400. 
   MUCH OF THE ASH TO THE EAST OF THE VOLCANO IS ALSO OBSCURED BY
CLOUDS BUT THE EASTERNMOST PART OF THE ASH CLOUD CAN STILL BE
DISCERNED. AT 0145 UTC THE ASH IS BOUNDED TO THE EAST BY 0.4N76.1W
TO 0.4N75.3W TO 0.2S75.0W TO 1.0S75.6W TO 0.8S77.3W.  ASH COULD BE
AS HIGH AS FL650 TO THE EAST OF THE VOLCANO. 
  QUITO SURFACE OBSERVATIONS CONTINUE TO REPORT ASH.  
.
TRAJECTORY: ASH UP TO FL400 IS MOVING TO THE WEST AT 20 TO 30 KNOTS
WHILE ASH ABOVE FL400 TO FL650 IS MOVING VERY QUICKLY EAST AT 40
KNOTS.
.
REAL TIME SATELLITE IMAGERY ALONG WITH THIS AND OTHER VOLCANIC ASH
ADVISORY STATEMENTS OFTEN ACCOMPANIED BY A MAP DEPICTING ASH
LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS  
www.ssd.noaa.gov/VAAC/washington.html
(all lower case except /VAAC/)
.
OUTLOOK:  SEE SIGMETS AND VAFTAD.
.
THE NEXT STATEMENT WILL BE ISSUED BY 06/0830 UTC.
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
NNNN"Attached Graphic Map Depicting Ash" 

""