FVXX20 KNES 181538 VA ADVISORY DTG: 20250318/1538Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2025/287 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 18/1500Z OBS VA CLD: SFC/FL150 N1456 W09243 - N1450 W09134 - N1444 W09134 - N1438 W09237 - N1456 W09243 MOV W 5KT FCST VA CLD +6HR: 18/2100Z SFC/FL150 N1444 W09133 - N1443 W09132 - N1403 W09228 - N1428 W09240 - N1444 W09133 FCST VA CLD +12HR: 19/0300Z SFC/FL150 N1501 W09246 - N1444 W09132 - N1444 W09132 - N1434 W09245 - N1501 W09246 FCST VA CLD +18HR: 19/0900Z SFC/FL150 N1446 W09133 - N1444 W09131 - N1407 W09243 - N1434 W09254 - N1446 W09133 RMK: VA EMS SEEN IN WEBCAM AND STLT IMG MVNG W EXTNDG PST CST AT APX 60 NMI FM SUMMIT. GEN W WND MVNT THRU T+18 HRS. MVMT AND FL BSD ON NWP MDLS AND WEBCAM. ...LINER NXT ADVISORY: WILL BE ISSUED BY 20250318/2145Z