FVXX20 KWBC 140515
.
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 0515 UTC 14 JAN 1999 BY THE WASHINGTON VAAC
.
SOUFRIERE HILLS 99-012    WEST INDIES 16.72N 62.18W  
.
BACKGROUND:    SOUFRIERE HILLS MONTSERRAT (1600-05)
               SUMMIT HEIGHT 3000 FT (915 M)
.
SOURCES OF INFORMATION: GOES-8 INFRARED...AND MULTISPECTRAL IMAGERY.
MONTSERRAT VOLCANO OBSERVATORY. 0000 UTC GUADELOUPE SOUNDING.
SURFACE OBSERVATIONS.
.
ERUPTION DETAILS: NEW ERUPTION OCCURRED AROUND 14/0000 UTC.
.
DETAILS OF ASH CLOUD: GOES8 MULTISPECTRAL IMAGERY THROUGH 0445 UTC
SHOWED THE ASH CLOUD BECOMING THIN AND MOVING TO THE NORTHWEST OF
MONTSERRAT. THIS ASH WAS LOCATED ALONG A LINE 49 KM (26 NMI) WIDE AND
136 KM (73 NMI) LONG FROM 16.61N 62.94W TO 17.58N 63.73W. BASED ON THE
0000 UTC GUADELOUPE SOUNDING...THE ASH IS ESTIMATED TO BE AT FL100.
.
TRAJECTORY: UPPER AIR PATTERNS SUGGEST ANY ASH TO FL100 TO MOVE
NORTHWEST AT 15 TO 20 KNOTS.
.
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/messages.html
(all lower case except /VAAC/)
.
OUTLOOK:  SEE LATEST SIGMETS AND VAFTAD.
.
THE NEXT MESSAGE FOR THIS EVENT WILL BE ISSUED BY 14/1100 UTC UNLESS
ANY NEW INFORMATION IS RECEIVED.
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
NNNN"Attached Graphic Map Depicting Ash" 

"Graphic Map Depicting Ash"