FVXX20 KNES 301216 VA ADVISORY DTG: 20240930/1216Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/439 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: DISCRETE VA EM OBS VA DTG: 30/1150Z OBS VA CLD: SFC/FL150 N1451 W09140 - N1446 W09133 - N1444 W09132 - N1446 W09141 - N1451 W09140 MOV NW 5KT FCST VA CLD +6HR: 30/1800Z SFC/FL150 N1502 W09152 - N1446 W09133 - N1444 W09132 - N1450 W09158 - N1502 W09152 FCST VA CLD +12HR: 01/0000Z NO VA EXP FCST VA CLD +18HR: 01/0600Z NO VA EXP RMK: NEW VA EM OBS IN STLT IMAGERY MOVG APPRX 10NM NW FM SUMMIT. VA FCST THRU T+6 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20240930/1815Z