FVXX23 KNES 281420
VA ADVISORY
DTG: 20150828/1420Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2015/043

INFO SOURCE: GOES-EAST. RADIOSONDE. GFS WINDS.
SEISMIC DETECTION. VOLCANO WEB CAMERA. 

ERUPTION DETAILS: BRIEF EMISSION SEEN IN WEBCAM
AND NOW SAT IMAGERY MOV W EST FL180

OBS VA DTG: 28/1345Z

OBS VA CLD: SFC/FL190 N0500 W07546 - N0455 W07520
- N0451 W07519 - N0449 W07547 - N0500 W07546 MOV
W 15KT 

FCST VA CLD +6HR: 28/2000Z SFC/FL190 N0508 W07620
- N0455 W07519 - N0450 W07519 - N0447 W07620 -
N0508 W07620 

FCST VA CLD +12HR: 29/0200Z SFC/FL190 NO ASH EXP

FCST VA CLD +18HR: 29/0800Z NO ASH EXP

RMK: BRIEF EMISSION OF LGT ASH SEEN IN WEBCAM AND
AT 1345Z EXTNDS ARND 19NM W FROM SUMMIT AND DISP.
UNLESS MORE EM WILL LIKELY DIS BEFORE 1800Z. HGT
EST ON WEBCAM . ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20150828/2015Z