FVXX21 KWBC 221130
VOLCANIC ASH ADVISORY STATEMENT - COR FOR REISSUANCE TIME
ISSUED 1130 UTC 22 MAR 2000 BY THE WASHINGTON VAAC 
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TUNGURAHUA 00-344         ECUADOR 0128S 7826W 
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BACKGROUND:    TUNGURAHUA ECUADOR (1502-08)
               SUMMIT HEIGHT 16480 FT (5023 M)
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SOURCES OF INFORMATION: GOES-8 INFRARED AND MULTISPECTRAL
IMAGERY. 22/1200 UTC UPPER WIND FORECAST FROM THE 22/0000 UTC
AVN MODEL. GEOPHYSICAL INSTITUTE REPORT.
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ERUPTION DETAILS: SMALL EXPLOSIONS REPORTED.
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DETAILS OF ASH: GOES-8 MULTISPECTRAL IMAGERY THROUGH 1045 UTC
SHOWS A SMALL BUT DISCERNABLE ASH AND GAS CLOUD EMANATING FROM
TUNGURAHUA. THIS CLOUD IS APPROX 45 KM (24 NMI) LONG EXTENDING
WEST SOUTHWEST (265 DEGREES) FROM POINT 0128S 7826W TO POINT
0130S 7851W. THE WIDTH OF THE CLOUD IS APPROX 8 KM (4 NMI).
ESTIMATED HEIGHT IS TO FL250. IN ADDITION...GOES SHORTWAVE AND
REFLECTIVITY IMAGES SHOW A VERY HOT SPOT AT THE VOLCANO
LOCATION WHEN NOT OBSCURED BY CLOUDS. THIS WOULD INDICATE AN
INCREASE IN THE LAVA DOME.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST THAT ANY ASH UP TO
FL250 TO MOVE WEST SOUTHWEST AT 10 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT STATEMENT WILL BE ISSUED BY 22/1730 UTC.
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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/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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HUGHES
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