FVXX21 KNES 171152 VA ADVISORY DTG: 20160417/1152Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12375 FT (3772 M) ADVISORY NR: 2016/084 INFO SOURCE: GOES-EAST. GFS WINDS. ERUPTION DETAILS: VA EMS AROUND 1015Z. OBS VA DTG: 17/1115Z OBS VA CLD: SFC/FL160 N1447 W09134 - N1438 W09128 - N1435 W09138 - N1444 W09145 - N1447 W09134 MOV SW 5-10KT FCST VA CLD +6HR: 17/1730Z SFC/FL160 NO ASH EXP FCST VA CLD +12HR: 17/2330Z NO ASH EXP FCST VA CLD +18HR: 18/0530Z NO ASH EXP RMK: VA EMS OBSD IN STLT IMAGERY MOV SSW AT 5-10 KTS. VA EXTENDS ABOUT 10 NM FM SUMMIT. VA EXPECTED TO DISP WI 6 HRS. ...HOWELL NXT ADVISORY: WILL BE ISSUED BY 20160417/1745Z