FVXX22 KNES 272338 VA ADVISORY DTG: 20210127/2338Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/074 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: VA OBS 2252Z AND 2326Z OBS VA DTG: 27/2320Z OBS VA CLD: SFC/FL150 S0003 W07747 - S0003 W07740 - S0006 W07740 - S0006 W07748 - S0003 W07747 MOV W 10KT FCST VA CLD +6HR: 28/0530Z SFC/FL150 S0002 W07749 - S0003 W07738 - S0006 W07738 - S0006 W07749 - S0002 W07749 FCST VA CLD +12HR: 28/1130Z NO VA EXP FCST VA CLD +18HR: 28/1730Z NO VA EXP RMK: VO RPRT TWO DISCRETE VA EM THAT COULD NOT BE SEEN IN STLT DUE TO WX CLD. OBS VA BASED ON NWP MODEL GUIDANCE WITH LOW CONFIDENCE. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20210128/0545Z