FVXX24 KNES 121838 VA ADVISORY DTG: 20240412/1838Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/234 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL VA EMS. OBS VA DTG: 12/1800Z OBS VA CLD: SFC/FL150 N1446 W09132 - N1444 W09132 - N1401 W09216 - N1421 W09230 - N1446 W09132 MOV SW 15KT FCST VA CLD +6HR: 13/0000Z SFC/FL150 N1447 W09240 - N1446 W09133 - N1444 W09132 - N1420 W09235 - N1447 W09240 FCST VA CLD +12HR: 13/0600Z SFC/FL150 N1511 W09211 - N1446 W09133 - N1444 W09133 - N1447 W09236 - N1511 W09211 FCST VA CLD +18HR: 13/1200Z SFC/FL150 N1446 W09132 - N1444 W09132 - N1411 W09230 - N1437 W09237 - N1446 W09132 RMK: MULT VA CLDS OBSD MOVG SW WITH ONE VA CLD OUT TO 60 NMI FM SUMMIT. VA CLDS FCST TO MOV W BY T+6, WNW BY T+12, AND WSW BY T+18. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20240413/0045Z