FVXX20 KNES 312329 VA ADVISORY DTG: 20180531/2329Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/552 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: VA EM AT 2200Z OBS VA DTG: 31/2300Z OBS VA CLD: SFC/FL150 N0005 W07751 - S0004 W07738 - S0006 W07740 - S0001 W07755 - N0005 W07751 MOV W 10-15KT FCST VA CLD +6HR: 01/0500Z SFC/FL150 N0013 W07801 - S0004 W07738 - S0006 W07740 - N0002 W07806 - N0013 W07801 FCST VA CLD +12HR: 01/1100Z SFC/FL150 N0012 W07801 - S0004 W07740 - S0006 W07739 - N0002 W07805 - N0012 W07801 FCST VA CLD +18HR: 01/1700Z SFC/FL150 NO ASH EXP RMK: A VA PUFF WAS OBSD 14 NM WNW OF SUMMIT AT 2300Z. NWP MODELS SUGGEST LTLCG IN WIND SPEED AND DIR. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20180601/0530Z