FVXX23 KNES 161736 VA ADVISORY DTG: 20210816/1736Z VAAC: WASHINGTON VOLCANO: SEMISOPOCHNOI PSN: N5156 E17937 AREA: ALEUTIAN.IS SUMMIT ELEV: 4006 FT (1221 M) ADVISORY NR: 2021/052 INFO SOURCE: NOT PROVIDED ERUPTION DETAILS: NOT PROVIDED OBS VA DTG: NOT PROVIDED OBS VA CLD: NOT PROVIDED FCST VA CLD +6HR: NOT PROVIDED FCST VA CLD +12HR: NOT PROVIDED FCST VA CLD +18HR: NOT PROVIDED RMK: THE ANCHORAGE VAAC HAS ENDED ASH ADVISORIES FOR SEMISOPOCHNOI VOLCANO. NO FURTHER IMPACTS ARE ANTICIPATED NEAR THE WASHINGTON VAAC AREA OF RESPONSIBILITY. ...HOSLEY NXT ADVISORY: NO FURTHER ADVISORIES