FVXX21 KNES 121257 VA ADVISORY DTG: 20130812/1257Z VAAC: WASHINGTON VOLCANO: REVENTADOR 1502-01 PSN: S0005 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2013/050 INFO SOURCE: GOES-13. GFS WINDS. ERUPTION DETAILS: SMALL LOW LEVEL EXHALATION AT 12/1145Z MVG NW OBS VA DTG: 12/1215Z OBS VA CLD: SFC/FL180 N0008 W07746 - S0004 W07738 - S0005 W07740 - N0004 W07751 - N0008 W07746 MOV NW 5-10KT FCST VA CLD +6HR: 12/1830Z SFC/FL180 N0028 W07748 - S0005 W07737 - S0008 W07742 - N0012 W07805 - N0028 W07748 FCST VA CLD +12HR: 13/0030Z SFC/FL180 NO ASH EXP FCST VA CLD +18HR: 13/0630Z RMK: SMALL VOLCANIC EXHALATION WAS SEEN OVER LOW LEVEL CLOUD DECK MVG NW. THE CLOUD IS VERY WHITE IN NATURE BUT LIKELY CONTAINS SOME LGT VA AT LEAST. EXPECT VA TO DISSIPATE AROUND 6-12 HRS. ...GALLINA NXT ADVISORY: WILL BE ISSUED BY 20130812/1900Z