FVXX22 KNES 170811 VA ADVISORY DTG: 20250417/0811Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/138 INFO SOURCE: GOES-19. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS LIKELY OBS VA DTG: 17/0740Z OBS VA CLD: SFC/FL210 S0156 W07837 - S0159 W07820 - S0201 W07820 - S0205 W07837 - S0156 W07837 MOV W 15KT FCST VA CLD +6HR: 17/1330Z SFC/FL210 S0152 W07850 - S0159 W07820 - S0201 W07820 - S0209 W07850 - S0152 W07850 FCST VA CLD +12HR: 17/1930Z SFC/FL210 S0148 W07843 - S0159 W07820 - S0201 W07820 - S0201 W07845 - S0148 W07843 FCST VA CLD +18HR: 18/0130Z NO VA EXP RMK: VA EMS REMAIN LIKELY TO THE W OF SUMMIT. VA NOT CRNLTY OBS DUE TO WX CLDS OBSCING STLT IMAGERY. RCNT VONA RPRT RCVD. VA FCST THRU T+12 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20250417/1415Z