FVXX20 KNES 072207 VA ADVISORY DTG: 20190507/2207Z VAAC: WASHINGTON VOLCANO: REVENTADOR 352010 PSN: S0004 W07739 AREA: ECUADOR SUMMIT ELEV: 11686 FT (3562 M) ADVISORY NR: 2019/504 INFO SOURCE: GOES-EAST. VONA. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EM OBS VA DTG: 07/2140Z OBS VA CLD: SFC/FL160 N0001 W07805 - S0004 W07739 - S0005 W07739 - S0009 W07805 - N0001 W07805 MOV W 15-20KT FCST VA CLD +6HR: 08/0330Z SFC/FL160 N0001 W07806 - S0004 W07740 - S0005 W07740 - S0010 W07807 - N0001 W07806 FCST VA CLD +12HR: 08/0930Z SFC/FL160 NO ASH EXP FCST VA CLD +18HR: 08/1530Z NO ASH EXP RMK: VA FM PREV EM HAS DSIPTD. NEW VA EM OBS IN STLT IMAGERY MOV W FM SUMMIT FL160. NWP MODEL GUIDANCE AGREES WITH TRAJECTORY. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20190508/0400Z