FVXX20 KNES 280854 VA ADVISORY DTG: 20191228/0854Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/1435 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 28/0820Z OBS VA CLD: SFC/FL160 S0000 W07750 - S0004 W07739 - S0005 W07751 - S0000 W07750 MOV W 10-15KT FCST VA CLD +6HR: 28/1430Z SFC/FL160 S0000 W07750 - S0004 W07739 - S0005 W07751 - S0000 W07750 FCST VA CLD +12HR: 28/2030Z SFC/FL160 S0000 W07750 - S0004 W07739 - S0005 W07751 - S0000 W07750 FCST VA CLD +18HR: 29/0230Z SFC/FL160 NO ASH EXP RMK: CONT VA EMS OBS MOV W TO WNW IN STLT IMAGERY. VA IS LGT AND SPORADIC. VA FCST TO CONT W MOV THRU T+12HRS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20191228/1500Z