FVXX20 KNES 180739
VOLCANIC ASH ADVISORY
ISSUED: 20060818/0738Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2006/551

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

ERUPTION DETAILS: ERUPTION TO FL500 AROUND
17/0400Z WITH CONTINUING EMISSIONS TO ESTIMATED
FL300.

OBS ASH DATE/TIME: 18/0715Z

OBS ASH CLOUD: SFC/FL350 N0057 W08343 - S0132
W07823 - S0349 W08038 - S0352 W08341 - N0057
W08343 MOVING W 10-15 KNOTS. 

FCST ASH CLOUD +6H: 18/1330Z SFC/FL300 25NM WIDE
LINE BETWEEN S0131 W07828 - S0202 W08025. 

FCST ASH CLOUD +12H: 18/1930Z SFC/FL270 25NM WIDE
LINE BETWEEN S0131 W07823 - S0153 W07955. 

FCST ASH CLOUD +18H: 19/0130Z SFC/FL270 25NM WIDE
LINE BETWEEN S0131 W07822 - S0203 W07956. 

REMARKS: RESIDUAL ASH HAS BECOME TOO THIN TO SEE
IN MULTISPECTRAL IMAGERY. SURFACE REPORTS OF ASH
ARE STILL BEING RECEIVED.  AROUND 18/0200Z A
BRIEF ERUPTION WAS NOTED WITH ASH TO FL300 MOVING
TO THE WEST SOUTHWEST.  STRONG HOTSPOT ACTIVITY
CONTINUES.   ...MERCKLE

NEXT ADVISORY: WILL BE ISSUED BY 20060818/1345Z

NNNN
Full Size Graphic


-