FVXX22 KNES 040332 VA ADVISORY DTG: 20190704/0332Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2019/072 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA EM OBS VA DTG: 04/0310Z OBS VA CLD: SFC/FL210 S0151 W07837 - S0159 W07820 - S0201 W07820 - S0158 W07838 - S0151 W07837 MOV NW 20KT FCST VA CLD +6HR: 04/0900Z SFC/FL210 S0153 W07838 - S0159 W07820 - S0201 W07820 - S0159 W07838 - S0153 W07838 FCST VA CLD +12HR: 04/1500Z SFC/FL210 NO ASH EXP FCST VA CLD +18HR: 04/2100Z NO ASH EXP RMK: OCNL DISCRETE VA EM DETECTED IN STLT MOV WNW AND EXTND APRX 20 NM FROM SUMMIT. NEW VA EM THAT OCCUR WI FRCST PERIOD EXPECTED TO MOV WNW BASED MODEL DATA. ...VELASCO NXT ADVISORY: WILL BE ISSUED BY 20190704/0930Z