FVXX21 KNES 272151 CCA VA ADVISORY -CORRECTION DTG: 20190727/2151Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/810 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: ONGOING VA EM LIKELY OBS VA DTG: 27/2130Z OBS VA CLD: SFC/FL150 N0001 W07758 - S0005 W07739 - S0005 W07740 - S0006 W07759 - N0001 W07758 MOV W 15-20KT FCST VA CLD +6HR: 28/0330Z SFC/FL150 NO ASH EXP FCST VA CLD +12HR: 28/0930Z NO ASH EXP FCST VA CLD +18HR: 28/1530Z NO ASH EXP RMK: COR FOR OBS VA TIME. VA NOT VISIBLE IN STLT IMAGERY UNDER MSTLY CLR WX CONDITIONS. OBS BASED ON NWP MODEL GUIDANCE WINDS TWD W 15 KTS. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20190728/0345Z