FVXX20 KNES 042311
VA ADVISORY
DTG: 20110504/2310Z

VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
PSN: S0128 W07826

AREA: ECUADOR

SUMMIT ELEV: 16480 FT (5023 M)

ADVISORY NR: 2011/065

INFO SOURCE: GUAYAQUIL MWO. GOES-13. GFS WINDS.
INFRASOUND DETECTION. PILOT REPORT. GEOPHYSICAL
INST. 

ERUPTION DETAILS: ONGOING EMISSION OF GASES AND
LGT ASH

OBS VA DTG: 04/2245Z

OBS VA CLD: SFC/FL220 15NM WID LINE BTN S0120
W07909 - S0128 W07824. MOV W 05-10KT 

FCST VA CLD +6HR: 05/0500Z SFC/FL220 20NM WID
LINE BTN S0120 W07910 - S0128 W07823. 

FCST VA CLD +12HR: 05/1100Z SFC/FL220 20NM WID
LINE BTN S0129 W07913 - S0128 W07823. 

FCST VA CLD +18HR: 05/1700Z SFC/FL220 20NM WID
LINE BTN S0131 W07914 - S0128 W07822. 

RMK: FAINT PLUME EXTNDS W ARND 40NM FROM SUMMIT
IN VIS. HAZY AREA FURTHER W TO COAST LIKELY SO2
GASES. VO RPTS LESS VA IN PLUME AND IFSOUND LESS
ENERGETIC. ANY VA ABV FL220 WOULD MOV NE.
...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20110505/0515Z

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