FVXX21 KWBC 292200
VOLCANIC ASH ADVISORY STATEMENT
ISSUED 2200 UTC 29 MAY 2000 BY THE WASHINGTON VAAC
.
TUNGURAHUA 00-629 ECUADOR 0128S 7826W
.
BACKGROUND: TUNGURAHUA ECUADOR (1502-08)
SUMMIT HEIGHT 16480 FT (5023 M)
.
SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. GUAYAQUIL METEOROLOGICAL WATCH OFFICE. 12 HOUR WIND
FORECAST FROM THE 29/1200 AVIATION MODEL.
.
ERUPTION DETAILS: OCCASIONAL GAS AND ASH EMISSIONS.
.
DETAILS OF ASH: SATELLITE IMAGERY THROUGH 29/2145 UTC SHOWS A
POSSIBLE ASH PLUME MOVING TO THE WEST ALTHOUGH EXTENSIVE
CLOUDS OVER THE VOLCANO MAKING EXACT DETERMINATION DIFFICULT.
THE LATEST GEOPHYSICAL INSTITUTE REPORT AT 29/1913 UTC
REPORTED ASH AT FL270.
.
TRAJECTORY: ANY ASH BETWEEN THE SUMMIT AND FL270 WOULD MOVE TO
THE WEST AT 10 TO 15 KNOTS.
.
OUTLOOK: SEE SIGMETS.
.
THE NEXT STATEMENT WILL BE ISSUED BY 30/0400 UTC.
.
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
http://www.ssd.noaa.gov/VAAC/washington.html
(all lower case except /VAAC/)
.
PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
.
NNNN