FVXX21 KNES 271508 VA ADVISORY DTG: 20250727/1508Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2025/497 INFO SOURCE: GOES-19. NWP MODELS. ERUPTION DETAILS: VA EMS PSBL EST VA DTG: 27/1430Z EST VA CLD: SFC/FL220 S0200 W07820 - S0202 W07820 - S0213 W07835 - S0208 W07839 - S0200 W07820 MOV SW 20KT FCST VA CLD +6HR: 27/2030Z SFC/FL220 S0200 W07821 - S0201 W07820 - S0221 W07846 - S0211 W07853 - S0200 W07821 FCST VA CLD +12HR: 28/0230Z SFC/FL220 S0200 W07820 - S0201 W07819 - S0223 W07844 - S0213 W07851 - S0200 W07820 FCST VA CLD +18HR: 28/0830Z NO VA EXP RMK: VA EMS NOT SEEN IN STLT IMG. SUMMIT AREA OBSC BY HVY WX CLDS. VA EMS PSBLY CONTNG BASED ON PREV ACTIVITY. NWP MDL GUIDANCE FC STS GEN SW MOVMT THRU T+12. ...MONAGHAN NXT ADVISORY: WILL BE ISSUED BY 20250727/2115Z