FVXX21 KNES 301318
VOLCANIC ASH ADVISORY
ISSUED: 20070730/1317Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 16480 FT (5023 M)

ADVISORY NUMBER: 2007/467

INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS
WINDS. MONTSERRAT OBSERVATORY. PILOT REPORT. 

ERUPTION DETAILS: ONGOING EMISSION OF GASES AND
ASH

OBS ASH DATE/TIME: 30/1245Z

OBS ASH CLOUD: SFC/FL250 S0128 W07825 - S0147
W07833 - S0210 W07904 - S0128 W07906 - S0128
W07825 MOVING N 0 KNOTS. 

FCST ASH CLOUD +6H: 30/1900Z SFC/FL270 S0128
W07924 - S0128 W07825 - S0210 W07831 - S0229
W07921 - S0128 W07924 

FCST ASH CLOUD +12H: 31/0100Z SFC/FL270 S0128
W07923 - S0128 W07825 - S0211 W07831 - S0231
W07920 - S0128 W07923 

FCST ASH CLOUD +18H: 31/0700Z SFC/FL270 S0128
W07825 - S0211 W07830 - S0231 W07920 - S0128
W07923 - S0128 W07825 

REMARKS: IN THE VISIBLE IMAGERY A FANNING PLUME
CAN BE SEE MOVING FROM WEST TO SOUTHWEST AROUND
40 NM FROM THE VOLCANO AND DISSIPATING.  PILOT
REPORTS AND SURFACE OBSERVATION ESTIMATE THE
HEIGHT AROUND FL240.  OCCASIONAL PUFFS MAY BE
HIGHER SO FORECAST AREAS ARE TO FL270. ...SWANSON

NEXT ADVISORY: WILL BE ISSUED BY 20070730/1915Z

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