FVXX20 KNES 062338
VA ADVISORY
DTG: 20110506/2338Z

VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
PSN: S0128 W07826

AREA: ECUADOR

SUMMIT ELEV: 16480 FT (5023 M)

ADVISORY NR: 2011/074

INFO SOURCE: GUAYAQUIL MWO. GOES-13. GFS WINDS.
GEOPHYSICAL INST. 

ERUPTION DETAILS: OUTGASSING WITH PSBL VA

OBS VA DTG: 06/2245Z

OBS VA CLD: SFC/FL200 S0126 W07826 - S0129 W07826
- S0139 W07856 - S0129 W07856 - S0126 W07826 MOV
W 15-20KT 

FCST VA CLD +6HR: 07/0500Z SFC/FL200 S0125 W07826
- S0131 W07826 - S0141 W07857 - S0128 W07856 -
S0125 W07826 

FCST VA CLD +12HR: 07/1100Z SFC/FL200 S0125
W07825 - S0133 W07824 - S0140 W07858 - S0127
W07858 - S0125 W07825 

FCST VA CLD +18HR: 07/1700Z SFC/FL200 S0123
W07827 - S0132 W07823 - S0145 W07858 - S0129
W07900 - S0123 W07827 

RMK: A LGT PLUME IS SEEN ON LAST VIS BUT CANNOT
DETERMINE IF VA IS PRESENT.  IG REPORTS THAT
AMOUNT OF VA IN PLUME HAS SIGNIFICANTLY DECREASED
BUT ACTIVITY WITHIN THE VOLCANO ITSELF REMAINS
HIGH. ...GALLINA

NXT ADVISORY: WILL BE ISSUED BY 20110507/0545Z

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