FVXX20 KNES 210841 VA ADVISORY DTG: 20160621/0841Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12375 FT (3772 M) ADVISORY NR: 2016/175 INFO SOURCE: GOES-EAST. TEGUCIGALPA MWO. GFS WINDS. ERUPTION DETAILS: DISCRETE VA EM OBS VA DTG: 21/0815Z OBS VA CLD: SFC/FL165 N1435 W09154 - N1420 W09144 - N1410 W09158 - N1432 W09202 - N1435 W09154 MOV SW 10-15KT FCST VA CLD +6HR: 21/1430Z SFC/FL165 NO ASH EXP FCST VA CLD +12HR: 21/2030Z NO ASH EXP FCST VA CLD +18HR: 22/0230Z NO ASH EXP RMK: EARLIER VA EM STILL DETECTABLE IN STLT AND MOV SW. LEADING EDGE OF ASH LOCATED APRX 42 NM SW OF SUMMIT. VA EXPECTED TO DISP WI 6 HRS. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20160621/1445Z