FVXX20 KNES 031737 VA ADVISORY DTG: 20191203/1737Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/1346 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 03/1720Z OBS VA CLD: SFC/FL160 S0001 W07802 - S0002 W07740 - S0004 W07740 - S0009 W07802 - S0001 W07802 MOV W 10-15KT FCST VA CLD +6HR: 03/2330Z SFC/FL160 S0003 W07740 - S0003 W07740 - S0023 W07744 - S0019 W07753 - S0003 W07740 FCST VA CLD +12HR: 04/0530Z SFC/FL160 S0003 W07740 - S0004 W07740 - S0019 W07758 - S0011 W07802 - S0003 W07740 FCST VA CLD +18HR: 04/1130Z SFC/FL160 NO ASH EXP RMK: VA NOT SEEN DUE TO WX CLD. OBS VA BASED ON NWP MODELS WITH LOW CONFIDENCE. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20191203/2330Z