FVXX21 KNES 120945
VA ADVISORY
DTG: 20150812/0945Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2015/041

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

ERUPTION DETAILS: PSBL PLUME OF GAS AND LGT ASH
SINCE 0745Z

OBS VA DTG: 12/0915Z

OBS VA CLD: SFC/FL220 N0530 W07545 - N0454 W07518
- N0452 W07520 - N0524 W07553 - N0530 W07545 MOV
NW 10-15KT 

FCST VA CLD +6HR: 12/1530Z SFC/FL220 N0548 W07558
- N0454 W07517 - N0451 W07520 - N0537 W07614 -
N0548 W07558 

FCST VA CLD +12HR: 12/2130Z SFC/FL220 NO ASH EXP

FCST VA CLD +18HR: 13/0330Z NO ASH EXP

RMK: IN PTLY CLDY SAT IMAGERY A PLUME EXTNDS ARND
30NM NW FROM SUMMIT. NOT SURE IF ASH CONTENT.
WEAK SEISMIC DETECT. VOLCANO MAY BE JUST
DEGASSING OR PLUME MAY CONTAIN SOME LGT ASH.
WEBCAM DARK.  ...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20150812/1545Z
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