FVXX27 KNES 141609 VA ADVISORY DTG: 20210414/1609Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/375 INFO SOURCE: GOES-16. ERUPTION DETAILS: TEST...TEST...TEST OBS VA DTG: 14/1600Z OBS VA CLD: NO VA EXP FCST VA CLD +6HR: 14/2200Z NO VA EXP FCST VA CLD +12HR: 15/0400Z NO VA EXP FCST VA CLD +18HR: 15/1000Z NO VA EXP RMK: THIS IS ONLY A TEST. ...HOSLEY NXT ADVISORY: NO FURTHER ADVISORIES