FVXX22 KNES 050439 VA ADVISORY DTG: 20210105/0439Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/012 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA EMS. OBS VA DTG: 05/0420Z OBS VA CLD: SFC/FL140 S0003 W07739 - S0008 W07725 - S0014 W07731 - S0004 W07740 - S0003 W07739 MOV SE 5KT FCST VA CLD +6HR: 05/1030Z NO VA EXP FCST VA CLD +12HR: 05/1630Z NO VA EXP FCST VA CLD +18HR: 05/2230Z NO VA EXP RMK: VA NOT OBS IN SAT OR WEBCAM DUE TO WX CLD OBSCN. CONTG VA EM ACT PSBL. PBS VA AREA ESTD BASED ON PREV VAA AND NWP MDLS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210105/1045Z