FVXX21 KNES 031654
VA ADVISORY
DTG: 20100603/1654Z

VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 1502-08
PSN: S0128 W07826

AREA: ECUADOR

SUMMIT ELEV: 16480 FT (5023 M)

ADVISORY NR: 2010/263

INFO SOURCE: GOES-13. GFS WINDS. SEISMIC
DETECTION. PILOT REPORT. 

ERUPTION DETAILS: LIGHT ASH EMISSIONS

OBS VA DTG: 03/1615Z

OBS VA CLD: SFC/FL320 2NM WID LINE BTN S0132
W07849 - S0128 W07828. MOV SW 20-25KT 

FCST VA CLD +6HR: 03/2230Z SFC/FL320 2NM WID LINE
BTN S0132 W07851 - S0128 W07828. 

FCST VA CLD +12HR: 04/0430Z VA NOT IDENTIFIABLE
FROM SATELLITE DATA WINDS SFC/FL320 070/20KT

FCST VA CLD +18HR: 04/1030Z VA NOT IDENTIFIABLE
FROM SATELLITE DATA WINDS SFC/FL320 070/20-25KT

RMK: VISIBLE SATELLITE IMAGERY SHOWS A FAINT 2-4
NMI WIDE PLUME EXTENDING ABOUT 18 NMI TO THE
SOUTHWEST OF THE VOLCANO.  WEATHER CLOUDS IN THE
REGION AND A HIGH SUN ANGLE MAKES IT DIFFICULT TO
DISCERN THE FULL EXTENT OF THE ASH. RECENT
AIRCRAFT REPORTS SUGGEST AN ALTITUDE TO FL230 TO
FL320.  ANY PLUME AFTER DARK WILL BE HARD TO SEE
BUT WINDS AT FL320 WILL CONTINUE TO MOVE TO THE
SOUTHWEST. ...BALDWIN

NXT ADVISORY: WILL BE ISSUED BY 20100603/2300Z

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