FVXX20 KWBC 140111       
VOLCANIC ASH ADVISORY
ISSUED: 2003OCT14/0130Z VAAC: WASHINGTON
 
VOLCANO: TUNGURAHUA  1502-08
LOCATION: S0128W07826    AREA: ECUADOR
 
SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2003/362

INFORMATION SOURCE: GOES-12 IMAGERY. GFS MODEL WINDS
FORECAST. GUAYAQUIL MWO SIGMET.

ERUPTION DETAILS: CONTINUED ASH EXHALATIONS.

OBS ASH DATE/TIME: 14/0045Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.
WINDS FL100/150 MOVING N 0-5 KNOTS. FL150/230 MOVING NE 0-5
KNOTS. FL230/250 MOVING E 5-10 KNOTS.   

FCST ASH CLOUD+6H: SEE SIGMETS.

REMARKS: SATELLITE IMAGERY HAS HINTED AT ASH NEAR THE SUMMIT
AND TO THE EAST BUT CANNOT BE DETECTED ON THE 0045Z
IMAGE...BUT THE LIKELIHOOD OF AIRBORNE ASH IS VERY HIGH. 
MODEL WINDS INDICATE THAT WIND DIRECTION IS VARIABLE AND
LIGHT TO LIMIT OF ASH HEIGHT.  HOWEVER ASH HAS BEEN OBSERVED
MOVING NORTH THRU EAST BY GEOPHYSICAL INSTITUTE OBSERVERS. A
FLICKERING HOTSPOT CAN BE OBSERVED IN MULTI-SPECTRAL IMAGERY
AT THE SUMMIT. WILL CONTINUE TO MONITOR...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 2003OCT14/0730Z.  
 
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