FVXX21 KNES 250339 VA ADVISORY DTG: 20200425/0339Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/377 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS OBS VA DTG: 25/0310Z OBS VA CLD: SFC/FL140 S0003 W07740 - S0004 W07739 - S0014 W07750 - S0007 W07755 - S0003 W07740 MOV SW 5-10KT FCST VA CLD +6HR: 25/0900Z SFC/FL140 S0003 W07739 - S0004 W07739 - S0013 W07752 - S0004 W07755 - S0003 W07739 FCST VA CLD +12HR: 25/1500Z NO ASH EXP FCST VA CLD +18HR: 25/2100Z NO ASH EXP RMK: VA CLD NOT OBS IN SAT DUE TO DENSE WX CLDS OBSCG SUMMIT AREA. CONTD VA EM ACT PSBL BASED ON RECENT HISTORY. OBS VA AREA BASED ON PREVIOUS VAA. LOWER CONFID IN T+6 FCST FL WINDS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20200425/0945Z