FVXX21 KNES 290021 VA ADVISORY DTG: 20240129/0021Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/057 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: ONGOING VA EMS. OBS VA DTG: 28/2350Z OBS VA CLD: SFC/FL130 N1444 W09135 - N1443 W09131 - N1402 W09150 - N1408 W09201 - N1444 W09135 MOV SW 10KT FCST VA CLD +6HR: 29/0600Z SFC/FL130 N1446 W09134 - N1444 W09132 - N1401 W09152 - N1407 W09201 - N1446 W09134 FCST VA CLD +12HR: 29/1200Z NO VA EXP FCST VA CLD +18HR: 29/1800Z NO VA EXP RMK: A LIGHT STREAM OF VA AND MOSTLY GASES EXTENDS SW FROM THE SUMMIT TO JUST OFFSHORE. ...LEE NXT ADVISORY: WILL BE ISSUED BY 20240129/0615Z