FVXX23 KNES 170947 VA ADVISORY DTG: 20240917/0947Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/425 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: CONS VA EMS OBSD OBS VA DTG: 17/0920Z OBS VA CLD: SFC/FL150 N1456 W09152 - N1446 W09132 - N1444 W09134 - N1446 W09155 - N1456 W09152 MOV NW 10KT FCST VA CLD +6HR: 17/1530Z SFC/FL150 N1502 W09207 - N1447 W09132 - N1444 W09132 - N1448 W09208 - N1502 W09207 FCST VA CLD +12HR: 17/2130Z SFC/FL150 N1455 W09210 - N1447 W09132 - N1445 W09132 - N1440 W09210 - N1455 W09210 FCST VA CLD +18HR: 18/0330Z NO VA EXP RMK: VA EMS OBSD IN STLT IMG EXTG APPRX 20 NM WNW FM SUMMIT. LTLCG IN FCST EXP THRU T+12 HRS. MVMT AND HGT BASED ON STLT OBS AND NWP MDLS. ...BERTALAN NXT ADVISORY: WILL BE ISSUED BY 20240917/1545Z