FVXX23 KNES 051210 VA ADVISORY DTG: 20210605/1210Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/426 INFO SOURCE: GOES-16. GUAYAQUIL MWO. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA CLDS OBS IN SUMMIT WEBCAM OBS VA DTG: 05/1140Z OBS VA CLD: SFC/FL140 S0004 W07740 - S0005 W07738 - S0016 W07743 - S0010 W07750 - S0004 W07740 MOV SW 5KT FCST VA CLD +6HR: 05/1730Z SFC/FL140 S0001 W07756 - S0004 W07740 - S0006 W07739 - S0011 W07756 - S0001 W07756 FCST VA CLD +12HR: 05/2330Z NO VA EXP FCST VA CLD +18HR: 06/0530Z NO VA EXP RMK: VA CLDS OBS IN SUMMIT WEBCAM. LOW CONF WITH VA EXT DUE TO WX CLDS. VA HGT/DIR FM 1149Z SIGMET RPRT FM SEGU. NWP MDLS SHOWS SW-LY TO W-LY MOVMT TREND THRU T+6. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20210605/1815Z