FVXX21 KNES 281909 VA ADVISORY DTG: 20170928/1909Z VAAC: WASHINGTON VOLCANO: TURRIALBA 345070 PSN: N1001 W08346 AREA: COSTA_RICA SUMMIT ELEV: 10958 FT (3340 M) ADVISORY NR: 2017/263 INFO SOURCE: NON-OPERATIONAL GOES-16. OVSICORI-UNA. ERUPTION DETAILS: EMS AT 28/1442Z OBS VA DTG: 28/1845Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: NO VA EXP FCST VA CLD +12HR: NO VA EXP FCST VA CLD +18HR: NO VA EXP RMK: NO VA IS OBSERVED IN IMAGERY OR WEBCAM ALTHOUGH THERE ARE THICK WX CLOUDS IN THE AREA. OVSICORI-UNA HAS NOT REPORTED ANY NEW EMS. ...SCHWARTZ NXT ADVISORY: NO FURTHER ADVISORIES