FVXX20 KNES 182029 VA ADVISORY DTG: 20170718/2029Z VAAC: WASHINGTON VOLCANO: SANTA ANA 343020 PSN: N1350 W08937 AREA: EL.SALVADOR SUMMIT ELEV: 7759 FT (2365 M) ADVISORY NR: 2017/001 INFO SOURCE: EXPERIMENTAL GOES-16. SERVICIO GEOLOGICO COLOMBIANO. ERUPTION DETAILS: OBS VA DTG: 18/2000Z OBS VA CLD: SFC/FL150 N1404 W09013 - N1350 W08937 - N1350 W08938 - N1337 W09013 - N1404 W09013 MOV W 20KT FCST VA CLD +6HR: 19/0200Z SFC/FL150 N1412 W09040 - N1352 W08939 - N1341 W08959 - N1328 W09038 - N1412 W09040 FCST VA CLD +12HR: 19/0800Z SFC/FL150 N1429 W09134 - N1413 W09039 - N1352 W09037 - N1327 W09038 - N1316 W09132 - N1429 W09134 FCST VA CLD +18HR: 19/1400Z SFC/FL150 N1454 W09249 - N1429 W09134 - N1314 W09131 - N1300 W09243 - N1454 W09249 SFC/FL150 N1348 W09132 - N1348 W09132 - N1348 W09132 RMK: VA EMS RPRT BY SERVICO NACIONAL DE ESTUDIOS TERRITORIALS TO FL150. ...SANDUSKY NXT ADVISORY: WILL BE ISSUED BY 20170719/0230Z