FVXX20 KNES 202033 VA ADVISORY DTG: 20250420/2033Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2025/382 INFO SOURCE: GOES-18. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT LGT VA EMS OBS VA DTG: 20/2000Z OBS VA CLD: SFC/FL140 N1446 W09132 - N1433 W09144 - N1442 W09149 - N1446 W09132 MOV SW 15KT FCST VA CLD +6HR: 21/0200Z SFC/FL140 N1446 W09133 - N1431 W09144 - N1441 W09150 - N1446 W09133 FCST VA CLD +12HR: 21/0800Z NO VA EXP FCST VA CLD +18HR: 21/1400Z NO VA EXP RMK: CONT LGT VA EMS OBS MOV SW FM THE SUMMIT. LGT VA FCST TO CONT SW MOV THRU T+6HRS BEFORE DISP. VO ACT LOW. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20250421/0230Z