FVXX21 KNES 040411 VA ADVISORY DTG: 20190704/0411Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/716 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: POSS VA EM OBS VA DTG: 04/0340Z OBS VA CLD: SFC/FL160 N0003 W07801 - S0004 W07739 - S0005 W07739 - S0002 W07801 - N0003 W07801 MOV NW 5-10KT FCST VA CLD +6HR: 04/0930Z SFC/FL160 N0002 W07802 - S0003 W07738 - S0006 W07739 - S0003 W07802 - N0002 W07802 FCST VA CLD +12HR: 04/1530Z SFC/FL160 NO ASH EXP FCST VA CLD +18HR: 04/2130Z NO ASH EXP RMK: POSS VA EM MOV WVW BASEDO N RECENT ACT. VA NOT DETECTED IN STLT DYE MET CLDS. EXPETED THAT VA EM EXTND TO APRX 25 NM FROM SUMMIT BEFORE DISP BASED ON TYPICAL ACT FROM THIS VOLCANO ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20190704/1015Z