FVXX21 KNES 170540 VA ADVISORY DTG: 20200617/0540Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2020/502 INFO SOURCE: GOES-EAST. NWP MODELS. ERUPTION DETAILS: OCCL VA CLD OBS. OBS VA DTG: 17/0500Z OBS VA CLD: SFC/FL150 N0000 W07757 - S0004 W07740 - S0005 W07739 - S0004 W07758 - N0000 W07757 MOV NW 10-15KT FCST VA CLD +6HR: 17/1100Z SFC/FL150 N0001 W07757 - S0004 W07739 - S0005 W07739 - S0004 W07758 - N0001 W07757 FCST VA CLD +12HR: 17/1700Z NO ASH EXP FCST VA CLD +18HR: 17/2300Z NO ASH EXP RMK: OCCL VA CLDS OBS IN STLT. INTMT LGT PUFFS MOV WNW OF SUMMIT OCCL. FL BASED ON NWP MODEL GDNC WINDS. ...LEVINE NXT ADVISORY: WILL BE ISSUED BY 20200617/1145Z