FVXX20 KNES 042333 VA ADVISORY DTG: 20210404/2333Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2021/237 INFO SOURCE: GOES-16. VONA. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: VA EM 04/2304Z OBS VA DTG: 04/2310Z OBS VA CLD: SFC/FL150 N0001 W07750 - S0004 W07738 - S0005 W07740 - S0002 W07752 - N0001 W07750 MOV NW 10KT FCST VA CLD +6HR: 05/0500Z SFC/FL150 S0001 W07756 - S0004 W07739 - S0005 W07740 - S0005 W07758 - S0001 W07756 FCST VA CLD +12HR: 05/1100Z NO VA EXP FCST VA CLD +18HR: 05/1700Z NO VA EXP RMK: GI RPTS VA EM TO FL150 AT 04/2304Z MOV NW. VA NOT OBS IN SAT DUE TO WX CLD OBSCN. OBS VA AREA BASED ON VONA AND NWP MDLS. FL WINDS EXP TO BACK SLIGHTLY THRU T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20210405/0530Z