FVXX20 KWBC 190248
VOLCANIC ASH ADVISORY
ISSUED: 2002MAR19/0248Z  VAAC: WASHINGTON
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VOLCANO: TUNGURAHUA  1502-08
LOCATION: 0128S07826W    AREA: ECUADOR
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SUMMIT ELEVATION: 16480 FT (5023 M).
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ADVISORY NUMBER: 2002/159
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INFORMATION SOURCE: GOES-8 IMAGERY. AVN MODEL WINDS FORECAST.
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ERUPTION DETAILS: ERUPTION BEGAN AROUND 18/2130Z.           
               
OBS ASH DATE/TIME: 19/0215Z.
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OBS ASH CLOUD: SFC/FL250 0128S07826W 0104S07733W 0148S07732W
0128S07826W MOVING E 5-10 KNOTS.  
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FCST ASH CLOUD+6H: SEE SIGMETS.
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REMARKS: FINAL VISIBLE IMAGES OF THE DAY AND MULTISPECTRAL
IMAGERY INDICATED AN ERUPTION OF TUNGURAHUA BEGINNING AROUND
2130Z. ASH HAD BECOME DIFFUSE BY 0215Z AND CLOUD COVER WAS ONCE
AGAIN OBSCURING THE SUMMIT MAKING IT DIFFICULT TO ASCERTAIN
WHETHER THE ERUPTION WAS ONGOING.  HEIGHT ASSIGNMENT IS
PROBLEMATIC SINCE THE AVN MODEL FORECAST WINDS DO NOT MATCH THE
OBSERVED MOTION...TURK
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NEXT ADVISORY: WILL BE ISSUED BY 2002MAR19/0900Z. 
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"Attached Graphic Map Depicting Ash Only" 

"Graphic Map Depicting Ash"