FVXX25 KNES 091339 VA ADVISORY DTG: 20250509/1339Z VAAC: WASHINGTON VOLCANO: POAS 345040 PSN: N1011 W08413 AREA: COSTA_RICA SUMMIT ELEV: 8848 FT (2697 M) ADVISORY NR: 2025/117 INFO SOURCE: GOES-18. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: PSBL VA EMS OBS VA DTG: 09/1310Z OBS VA CLD: SFC/FL110 N1013 W08416 - N1012 W08413 - N1011 W08417 - N1013 W08416 MOV W 10KT FCST VA CLD +6HR: 09/1900Z SFC/FL110 N1013 W08416 - N1012 W08413 - N1011 W08417 - N1013 W08416 FCST VA CLD +12HR: 10/0100Z NO VA EXP FCST VA CLD +18HR: 10/0700Z NO VA EXP RMK: PSBL VA EMS W OF SUMMIT. VA NOT OBS IN STLT IMAGERY DUE TO WX CLDS. PSBL VA FCST TO CON MOV W OF SUMMIT THRU T+6HRS BEFORE DISP. VO ACT LOW. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20250509/1945Z