FVXX25 KNES 022309 VA ADVISORY DTG: 20230902/2309Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/624 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: NEW VA EMS OBS OBS VA DTG: 02/2240Z OBS VA CLD: SFC/FL220 S0159 W07820 - S0201 W07820 - S0215 W07826 - S0209 W07833 - S0159 W07820 MOV SW 10KT FCST VA CLD +6HR: 03/0430Z SFC/FL220 S0200 W07820 - S0201 W07820 - S0222 W07837 - S0210 W07847 - S0200 W07820 FCST VA CLD +12HR: 03/1030Z NO VA EXP FCST VA CLD +18HR: 03/1630Z NO VA EXP RMK: VA EMS OBS IN STLT IMAGERY AND WEBCAM MOVG SW APPRX 15NM FM SUMMIT. RCNT VONA RPRT RCVD. VA FL AND FCST THRU T+6 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20230903/0515Z