FVXX23 KNES 291238 VA ADVISORY DTG: 20231229/1238Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2023/873 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: DISCRETE VA EMS OBS VA DTG: 29/1210Z OBS VA CLD: SFC/FL210 S0005 W07747 - S0009 W07746 - S0010 W07749 - S0006 W07750 - S0005 W07747 MOV SW 20KT FCST VA CLD +6HR: 29/1800Z SFC/FL210 S0004 W07740 - S0005 W07739 - S0017 W07752 - S0009 W07756 - S0004 W07740 FCST VA CLD +12HR: 30/0000Z NO VA EXP FCST VA CLD +18HR: 30/0600Z NO VA EXP RMK: VA EMS OBS IN WEBCAM AND STLT IMG MOV SW EXT APPRX 10NM FM SUMMIT. SW MVMT EXP THRU T+6. FL AND MVMT BASED ON STLT AND NWP MODELS. ...GATLING NXT ADVISORY: WILL BE ISSUED BY 20231229/1845Z