FVXX24 KNES 212252 VA ADVISORY DTG: 20240921/2252Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2024/435 INFO SOURCE: GOES-16. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT PSBL VA EMS OBS VA DTG: 21/2220Z OBS VA CLD: SFC/FL140 N1449 W09132 - N1423 W09149 - N1434 W09159 - N1449 W09132 MOV SW 10KT FCST VA CLD +6HR: 22/0430Z SFC/FL140 N1449 W09133 - N1423 W09148 - N1435 W09159 - N1449 W09133 FCST VA CLD +12HR: 22/1030Z NO VA EXP FCST VA CLD +18HR: 22/1630Z NO VA EXP RMK: CONT PSBL VA EMS MOV SW FM SUMMIT. VA NOT OBS DUE TO WX CLDS. PSBL VA FCST TO MOV SW FM SUMMIT THRU T+6HRS BEFORE DISP. VO ACT MODERATE. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20240922/0445Z