FVXX25 KNES 171534
VA ADVISORY
DTG: 20180917/1534Z

VAAC: WASHINGTON

VOLCANO: RUIZ 351020
PSN: N0453 W07519

AREA: COLOMBIA

SUMMIT ELEV: 17457 FT (5321 M)

ADVISORY NR: 2018/018

INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT.
VOLCANO WEB CAMERA. 

ERUPTION DETAILS: ONGOING VA EMS.

OBS VA DTG: 17/1515Z

OBS VA CLD: SFC/FL220 N0511 W07550 - N0504 W07526
- N0453 W07518 - N0452 W07520 - N0511 W07550 MOV
NW 10-15KT 

FCST VA CLD +6HR: 17/2130Z SFC/FL220 N0510 W07543
- N0454 W07517 - N0452 W07519 - N0459 W07549 -
N0510 W07543 

FCST VA CLD +12HR: 18/0330Z SFC/FL220 NO ASH EXP

FCST VA CLD +18HR: 18/0930Z NO ASH EXP

RMK: CONT ONGOING VA EMS EXTENDING 33 NM TO THE
WNW FM THE SUMMIT.GIVEN THE VERY RECENT ACT, A
T+6HR FCST IS ISSUED. HOWEVER, NWP MDLS DO NOT
ACCURATELY DEPICT CURRENT CONDITIONS LEADING TO
LOW CONFIDENCE IN T+6HR FCST. ...HOSLEY

NXT ADVISORY: WILL BE ISSUED BY 20180917/2130Z
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