FVXX20 KNES 140032 VA ADVISORY DTG: 20230114/0032Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17342 FT (5286 M) ADVISORY NR: 2023/039 INFO SOURCE: GOES-16. VONA. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA EMS NE OF SUMMIT OBS VA DTG: 14/0010Z OBS VA CLD: SFC/FL210 S0149 W07815 - S0153 W07807 - S0201 W07819 - S0201 W07822 - S0149 W07815 MOV NE 5KT FCST VA CLD +6HR: 14/0600Z SFC/FL210 S0129 W07818 - S0136 W07754 - S0201 W07820 - S0200 W07820 - S0129 W07818 FCST VA CLD +12HR: 14/1200Z NO VA EXP FCST VA CLD +18HR: 14/1800Z NO VA EXP RMK: VA EMS OBS IN STLT IMAGERY AND WEBCAM MIXING WITH STEAM AND GAS. RCNT VONA RECEIVED. VA FL BASED ON VONA. VA FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20230114/0630Z