FVXX21 KNES 211829
VA ADVISORY
DTG: 20180421/1829Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SUMMIT ELEV: 11686 FT (3562 M)

ADVISORY NR: 2018/409

INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. 

ERUPTION DETAILS: ONGOING VA EM S

OBS VA DTG: 21/1800Z

OBS VA CLD: SFC/FL160 S0004 W07739 - S0010 W07739
- S0016 W07806 - S0005 W07805 - S0004 W07739 MOV
W 10-15KT 

FCST VA CLD +6HR: 22/0000Z SFC/FL160 S0002 W07738
- S0010 W07738 - S0015 W07805 - S0005 W07805 -
S0002 W07738 

FCST VA CLD +12HR: 22/0600Z SFC/FL160 S0002
W07738 - S0013 W07739 - S0017 W07807 - S0004
W07806 - S0002 W07738 

FCST VA CLD +18HR: 22/1200Z SFC/FL160 NO ASH EXP

RMK: VA EXTD 19 NM W FM THE SUMMIT, BUT IS
DIFFICULT TO OBS DUE TO WX CLDS. NWP MODEL 
GUIDANCE SUGGESTS  CONT W MOV THRU +12 HRS. ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20180422/0030Z