FVXX23 KNES 161857 VA ADVISORY DTG: 20250116/1857Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2025/060 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL VA EMS OBS VA DTG: 16/1820Z OBS VA CLD: SFC/FL140 N1446 W09131 - N1425 W09136 - N1437 W09150 - N1446 W09134 - N1446 W09131 MOV SW 10KT FCST VA CLD +6HR: 17/0030Z SFC/FL140 N1447 W09133 - N1445 W09132 - N1422 W09155 - N1441 W09206 - N1447 W09133 FCST VA CLD +12HR: 17/0630Z SFC/FL140 N1458 W09201 - N1447 W09132 - N1443 W09133 - N1437 W09203 - N1458 W09201 FCST VA CLD +18HR: 17/1230Z SFC/FL140 N1450 W09202 - N1447 W09133 - N1444 W09132 - N1432 W09159 - N1450 W09202 RMK: VA EMS SEEN ON STLT MVG SW APPROX 20 NM FM SUMMIT. VA MVMT EXP TO SHIFT TWD THE W THRU T+18. FCST BASED ON NWP MDLS. ...EVANS NXT ADVISORY: WILL BE ISSUED BY 20250117/0100Z