FVXX21 KWBC 170130
VOLCANIC ASH ADVISORY
ISSUED: 2001SEP17/0130  VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S 7826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M)
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ADVISORY NUMBER: 2001/249
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INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. WIND
FORECAST FROM THE AVIATION MODEL.  GUAYAQUIL METEOROLOGICAL WATCH
OFFICE.
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ERUPTION DETAILS: NEARLY CONTINUOUS NEAR SUMMIT LIGHT ASH FLOW. 
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DETAILS OF ASH CLOUD: GOES IMAGERY BETWEEN 16/2145Z AND 16/2315Z HAD
SHOWN A HOT SPOT AT THE VOLCANO BUT NO DETECTABLE ASH PLUME.  AT
17/0045Z CLOUDS ARE OBSCURING THE AREA AND NO HOTSPOT OR PLUME CAN BE
DETECTED IN IMAGERY. THE GUAYAQUIL MWO REPORTS A SURFACE OBSERVATION
AT 16/2250 OF ASH TO FL260 NEAR THE SUMMIT OF THE VOLCANO.

TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL300 IS FORECAST TO MOVE
TOWARD THE WEST AROUND 20 KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 17/0730Z.
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INTERNET URLS...
MESSAGE LISTSERV   WWW.SSD.NOAA.GOV/VAAC/SUBSCRIBE.HTML
MESSAGES GRAPHICS AND IMAGERY   WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWERCASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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