FVXX26 KNES 051509 VA ADVISORY DTG: 20230405/1509Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/285 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS OBS OBS VA DTG: 05/1456Z OBS VA CLD: SFC/FL240 S0159 W07820 - S0202 W07807 - S0213 W07817 - S0201 W07821 - S0159 W07820 MOV SE 5KT FCST VA CLD +6HR: 05/2100Z SFC/FL240 S0159 W07820 - S0207 W07804 - S0216 W07813 - S0201 W07821 - S0159 W07820 FCST VA CLD +12HR: 06/0300Z NO VA EXP FCST VA CLD +18HR: 06/0900Z NO VA EXP RMK: VA EMS OBS IN WEBCAM BUT NOT VISIBLE IN STLT IMG. MODEL GUIDANCE SUGGESTS SE MVMT THRU THRU T+6. FL AND MVMT BASED ON STLT AND NWP MODELS. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20230405/2115Z