FVXX20 KNES 172342 VA ADVISORY DTG: 20180517/2342Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2018/512 INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. ASHTAM. NWP MODELS. CIMSS VOLCAT. GEOPHYSICAL INST. ERUPTION DETAILS: OCNL VA EMS. OBS VA DTG: 17/2315Z OBS VA CLD: SFC/FL160 N0001 W07748 - S0004 W07740 - S0005 W07740 - S0001 W07750 - N0001 W07748 MOV NW 5-10KT FCST VA CLD +6HR: 18/0530Z SFC/FL160 N0003 W07751 - S0005 W07739 - S0005 W07740 - S0000 W07752 - N0003 W07751 FCST VA CLD +12HR: 18/1130Z SFC/FL160 N0004 W07751 - S0004 W07739 - S0005 W07740 - N0000 W07752 - N0004 W07751 FCST VA CLD +18HR: 18/1730Z SFC/FL160 NO ASH EXP RMK: GUAYAQUIL RPRTS VA EM TO FL160 AT 2255Z MOV NW. VA EXTDS TO 12NM NW OF SUMMIT. NWP MODELS SUGGEST LTLCG IN WIND DIR OR WIND SPEED THRU T+12HR. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20180518/0545Z