FVXX21 KNES 030937 VA ADVISORY DTG: 20230803/0937Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/542 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: OCNL EM OBS VA DTG: 03/0910Z OBS VA CLD: SFC/FL190 S0159 W07820 - S0202 W07819 - S0209 W07834 - S0204 W07837 - S0159 W07820 MOV SW 10KT FCST VA CLD +6HR: 03/1500Z SFC/FL190 S0159 W07820 - S0201 W07819 - S0219 W07833 - S0214 W07839 - S0159 W07820 FCST VA CLD +12HR: 03/2100Z NO VA EXP FCST VA CLD +18HR: 04/0300Z NO VA EXP RMK: PSBL LGT VA PLUME EXT 13 NM SW OF THE SUMMIT. LTLCG EXP OVR NXT 6 HRS BASED ON NWP MODELS. ...TURK NXT ADVISORY: WILL BE ISSUED BY 20230803/1530Z