FVXX23 KNES 250113
VOLCANIC ASH ADVISORY
ISSUED: 20070325/0112Z   VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
LOCATION: S0128 W07826   AREA: ECUADOR

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2007/131

INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS
WINDS. GEOPHYSICAL INST. 

ERUPTION DETAILS: ONGOING ASH EMISSIONS.

OBS ASH DATE/TIME: 25/0045ZZ

OBS ASH CLOUD: FL160/FL240 4NM WIDE LINE BETWEEN
S0109 W07849 - S0127 W07829. ASH IS MOVING NW 10
KNOTS. 

FCST ASH CLOUD +6H: ASH NOT IDENTIFIABLE FROM
SATELLITE DATA. WINDS FL160/FL240 MOVING TO W 10
KNOTS.

FCST ASH CLOUD +12H: NO ASH EXP.

FCST ASH CLOUD +18H: NO ASH EXP.

REMARKS: AS SKIES BECOME LESS CLOUDY...A HOTSPOT
HAS BEEN SEEN AT THE SUMMIT SINCE 24/2145Z. 
MULTISPECTRAL IMAGERY SHOWS A POSSIBLE PLUME
EXTENDING ABOUT 20 NMI TO WESTNORTHWEST.  SEVERAL
OBSERVATIONS FROM THE INSTITUTE THIS EVENING
REPORT ASH TO BETWEEN FL180 AND FL240.  FAVOR THE
LATER BASED ON MODEL WINDS AND DIRECTION. 
HOWEVER, LACK OF CONFIDENCE IN ASH FORECAST BUT
WILL CONTINUE TO MONITOR. ...BALDWIN

NEXT ADVISORY: WILL BE ISSUED BY 20070325/0715Z

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