FVXX20 KNES 151123
VOLCANIC ASH ADVISORY
ISSUED: 20060715/1122Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2006/439

INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS
WINDS. GEOPHYSICAL INST. METAR. VAFTAD. PILOT
REPORT. SATELLITE DERIVED WINDS. ABBA HOTSPOTS.

ERUPTION DETAILS: LARGE ERUPTION AT 14/2220Z

OBS ASH DATE/TIME: 15/1045Z

OBS ASH CLOUD: SFC/FL450 S0157 W07938 - S0213
W07924 - S0416 W08107 - S0419 W08202 - S0243
W08157 - S0157 W07938 MOVING SW 20-25 KNOTS.
SFC/FL280 S0107 W08129 - S0107 W07933 - S0157
W07937 - S0217 W08127 - S0107 W08129 MOVING W
10-20 KNOTS. SFC/FL200 15NM WIDE LINE BETWEEN
S0125 W07905 - S0129 W07826. ASH IS MOVING W
15-20 KNOTS. 

FCST ASH CLOUD +6H: 15/1700Z SFC/FL280 S0056
W08313 - S0108 W08022 - S0207 W08023 - S0234
W08314 - S0056 W08313 SFC/FL200 15NM WIDE LINE
BETWEEN S0124 W07906 - S0129 W07825. SFC/FL450
S0226 W08053 - S0306 W08009 - S0635 W08305 -
S0319 W08429 - S0226 W08053 

FCST ASH CLOUD +12H: 15/2300Z SFC/FL200 15NM WIDE
LINE BETWEEN S0124 W07907 - S0129 W07825.
SFC/FL280 S0031 W08501 - S0106 W08053 - S0210
W08053 - S0256 W08456 - S0031 W08501 SFC/FL450
S0331 W08237 - S0446 W08132 - S0820 W08416 -
S0444 W08556 - S0331 W08237 

FCST ASH CLOUD +18H: 16/0500Z SFC/FL200 15NM WIDE
LINE BETWEEN S0123 W07907 - S0129 W07825.
SFC/FL450 NO VA EXP.SFC/FL280 NO VA EXP.

REMARKS: ASH HAS BEEN THINNING OUT AS THE
STRATOSPHERIC PORTION OF THE CLOUD IS NO LONGER
DETECTED IN MULTISPECTRAL IR IMAGERY.  THE BULK
OF ASH HIGH ASH TO FL450 IS OVER THE GULF OF
GUAYAQUIL...FAR NW PERU AND ACCOMPANYING COASTAL
WATERS MOVING SW.  A SECOND AREA OF MDT TO DENSE
ASH IS MOVING WEST OVER WESTERN ECUADOR MOVING
OFFSHORE AT THIS TIME.  A SMALL PLUME CAN BE SEEN
ATTACHED TO THE SUMMIT MOVING WEST...THIS ASH IS
MOST LIKELY LOW LEVEL AND IS MOVING WEST AS WELL.
 ...GALLINA

NEXT ADVISORY: WILL BE ISSUED BY 20060715/1715Z

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