FVXX21 KNES 261226 VA ADVISORY DTG: 20180226/1226Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/205 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 26/1145Z OBS VA CLD: SFC/FL170 N0008 W07729 - N0005 W07723 - S0005 W07737 - S0004 W07740 - N0008 W07729 MOV NE 10-15KT FCST VA CLD +6HR: 26/1800Z SFC/FL170 N0006 W07726 - N0001 W07722 - S0005 W07738 - S0004 W07740 - N0006 W07726 FCST VA CLD +12HR: 27/0000Z SFC/FL170 N0003 W07724 - S0002 W07722 - S0005 W07738 - S0003 W07740 - N0003 W07724 FCST VA CLD +18HR: 27/0600Z SFC/FL170 NO ASH EXP RMK: VA IS EXPECTED IN THE AREA, BUT DIFFICULT TO OBS DUE TO WX CLDS. VA IS DRAWN BASED ON PREVIOUS +6 HRS FCST. NWP MODEL SUGGESTS NE TO E MOV THROUGH +12 HRS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20180226/1830Z