FVXX20 KNES 260621 VA ADVISORY DTG: 20250526/0621Z VAAC: WASHINGTON VOLCANO: SANTA MARIA 342030 PSN: N1445 W09133 AREA: GUATEMALA SUMMIT ELEV: 12287 FT (3745 M) ADVISORY NR: 2025/438 INFO SOURCE: GOES-19. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS PSBL OBS VA DTG: 26/0540Z OBS VA CLD: SFC/FL140 N1446 W09132 - N1434 W09158 - N1443 W09201 - N1446 W09132 MOV W 10KT FCST VA CLD +6HR: 26/1130Z SFC/FL140 N1446 W09132 - N1434 W09159 - N1444 W09202 - N1446 W09132 FCST VA CLD +12HR: 26/1730Z NO VA EXP FCST VA CLD +18HR: 26/2330Z NO VA EXP RMK: CONT VA EMS PSBL. VA NOT OBS IN STLT IMAGERY DUE TO WX CLDS. PSBL VA FCST TO CONT W MOV THRU T+6HRS BEFORE DISP. VO ACT LOW. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20250526/1215Z