FVXX20 KNES 192303 VA ADVISORY DTG: 20250419/2303Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2025/379 INFO SOURCE: GOES-18. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT LGT VA EMS PSBL OBS VA DTG: 19/2230Z OBS VA CLD: SFC/FL150 N1446 W09132 - N1434 W09125 - N1432 W09135 - N1446 W09132 MOV S 10KT FCST VA CLD +6HR: 20/0430Z SFC/FL150 N1446 W09132 - N1431 W09137 - N1435 W09146 - N1446 W09132 FCST VA CLD +12HR: 20/1030Z NO VA EXP FCST VA CLD +18HR: 20/1630Z NO VA EXP RMK: CONT LGT VA EMS PSBL MOV S FM THE SUMMIT. VA NOT OBS DUE TO WX CLDS. PSBL VA FCST TO CONT S MOV THRU T+6HRS BEFORE DISP. VO ACT LOW. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20250420/0500Z