FVXX20 KNES 201309 VA ADVISORY DTG: 20170920/1309Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2017/429 INFO SOURCE: GOES-EAST. NON-OPERATIONAL GOES-16. GUAYAQUIL MWO. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: OCNL EM OBS VA DTG: 20/1230Z OBS VA CLD: SFC/FL145 N0009 W07738 - S0002 W07737 - S0005 W07740 - S0005 W07749 - N0009 W07738 MOV NW 10KT FCST VA CLD +6HR: 20/1830Z SFC/FL145 N0025 W07835 - N0008 W07738 - S0005 W07737 - S0005 W07740 - N0003 W07838 - N0025 W07835 FCST VA CLD +12HR: 21/0030Z SFC/FL145 N0033 W07835 - N0010 W07740 - S0004 W07738 - S0005 W07739 - N0017 W07839 - N0033 W07835 FCST VA CLD +18HR: 21/0630Z SFC/FL145 N0032 W07835 - N0010 W07740 - S0003 W07737 - S0005 W07740 - N0017 W07838 - N0032 W07835 RMK: STLT IMAGERY SHOWED A PLUME OF VA EXTENDED 8 NM TO THE NW OF THE SUMMIT. LTLCG FCST FOR FUTURE OCNL EM. ...HANNA NXT ADVISORY: WILL BE ISSUED BY 20170920/1915Z