FVXX21 KNES 031930 VA ADVISORY DTG: 20180203/1930Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/108 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: OCNL VA EMS OBS VA DTG: 03/1900Z OBS VA CLD: SFC/FL150 N0004 W07753 - S0005 W07739 - S0004 W07755 - N0004 W07753 MOV NW 5KT FCST VA CLD +6HR: 04/0100Z SFC/FL150 N0004 W07752 - S0005 W07739 - S0004 W07756 - N0004 W07752 FCST VA CLD +12HR: 04/0700Z SFC/FL150 NO ASH EXP FCST VA CLD +18HR: 04/1300Z NO ASH EXP RMK: VA EXTD 15 NM NW FR THE SUMMIT. VA MAY EXTD FARTHER BUT IS OBCURED DUE TO WX CLDS. ...ZHU NXT ADVISORY: WILL BE ISSUED BY 20180204/0130Z