FVXX20 KNES 271052 VA ADVISORY DTG: 20191227/1052Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/1431 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 27/0506Z OBS VA CLD: SFC/FL160 N0004 W07753 - S0004 W07739 - S0003 W07757 - N0004 W07753 MOV W 10-15KT FCST VA CLD +6HR: 27/1100Z SFC/FL160 N0004 W07753 - S0004 W07739 - S0002 W07757 - N0004 W07753 FCST VA CLD +12HR: 27/1700Z SFC/FL160 N0005 W07754 - S0004 W07739 - S0002 W07757 - N0005 W07754 FCST VA CLD +18HR: 27/2300Z SFC/FL160 NO ASH EXP RMK: CONT VA EMS PUFFS OBS MOV W TO WNW FM SUMMIT. VA APPEARS LGT. VA FCST TO CONT W MOV THRU T+12HRS. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20191227/1645Z