FVXX20 KNES 230440 VA ADVISORY DTG: 20180523/0440Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/528 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: ONGOING ACT OBS VA DTG: 23/0415Z OBS VA CLD: SFC/FL150 N0006 W07804 - S0004 W07739 - S0005 W07740 - S0004 W07808 - N0006 W07804 MOV W 5-10KT FCST VA CLD +6HR: 23/1030Z SFC/FL150 N0007 W07807 - S0004 W07738 - S0005 W07738 - S0004 W07811 - N0007 W07807 FCST VA CLD +12HR: 23/1630Z SFC/FL150 NO ASH EXP FCST VA CLD +18HR: 23/2230Z NO ASH EXP RMK: VA IS NOT SEEN IN STLT IMAGERY DUE TO CLD CVR. T+0 IS BASED OF PREVIOUS T+6 AND MODEL GUIDANCE. MODELS SUGGEST A GENERAL W MOV THRU T+6. ...WHISNANT NXT ADVISORY: WILL BE ISSUED BY 20180523/1045Z