FVXX20 KNES 031223 VA ADVISORY DTG: 20210703/1223Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/515 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 03/1150Z OBS VA CLD: SFC/FL170 N0001 W07755 - S0004 W07740 - S0005 W07740 - S0004 W07756 - N0001 W07755 MOV W 20KT FCST VA CLD +6HR: 03/1800Z SFC/FL170 N0001 W07755 - S0004 W07739 - S0005 W07738 - S0004 W07756 - N0001 W07755 FCST VA CLD +12HR: 04/0000Z SFC/FL170 N0002 W07801 - S0004 W07739 - S0005 W07739 - S0003 W07802 - N0002 W07801 FCST VA CLD +18HR: 04/0600Z SFC/FL170 N0002 W07802 - S0003 W07739 - S0005 W07738 - S0005 W07803 - N0002 W07802 RMK: VA EXT 18 NM W OF THE SUMMIT. LTLCG EXP THRU T+18 BASED ON NWP MODELS. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20210703/1830Z