FVXX20 KNES 270821
VA ADVISORY
DTG: 20140827/0821Z

VAAC: WASHINGTON

VOLCANO: TUNGURAHUA 352080
PSN: S0128 W07826

AREA: ECUADOR

SUMMIT ELEV: 16480 FT (5023 M)

ADVISORY NR: 2014/345

INFO SOURCE: GOES-EAST. GFS WINDS. ECMWF WINDS. 

ERUPTION DETAILS: VA OBS MVG SW FROM SUMMIT. FL220

OBS VA DTG: 27/0745Z

OBS VA CLD: SFC/FL220 S0127 W07826 - S0130 W07823
- S0145 W07844 - S0131 W07851 - S0127 W07826 MOV
SW 20KT 

FCST VA CLD +6HR: 27/1400Z SFC/FL220 S0137 W07858
- S0149 W07850 - S0207 W07911 - S0217 W07925 -
S0217 W07925 - S0153 W07937 - S0147 W07923 -
S0137 W07858 

FCST VA CLD +12HR: 27/2000Z SFC/FL220 NO ASH EXP

FCST VA CLD +18HR: 28/0200Z NO ASH EXP

RMK: PCI CHANNEL SHOWS VA MVG SW FROM SUMMIT AT
20KTS BEG ARND 27/0600Z. BY 27/0700Z WX CLD CVR
OBSCS VA DETECTION. VA PLUME EXPECTED TO BECOME
DIFFUSE AND WIDEN WITH DIST. HGT OF FL220 IS
UNCERTAIN DUE TO UNIDIRECTIONAL WIND W HGT.
...RAMIREZ

NXT ADVISORY: WILL BE ISSUED BY 20140827/1415Z