FVXX23 KNES 251348 VA ADVISORY DTG: 20200425/1348Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2020/426 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. ERUPTION DETAILS: VA CLDS OBS IN STLT IMAGERY OBS VA DTG: 25/1320Z OBS VA CLD: SFC/FL190 S0153 W07839 - S0155 W07820 - S0204 W07817 - S0215 W07838 - S0153 W07839 MOV W 5-10KT FCST VA CLD +6HR: 25/1930Z SFC/FL190 S0154 W07818 - S0204 W07814 - S0224 W07844 - S0201 W07852 - S0154 W07818 FCST VA CLD +12HR: 26/0130Z SFC/FL190 S0153 W07818 - S0205 W07814 - S0216 W07847 - S0154 W07849 - S0153 W07818 FCST VA CLD +18HR: 26/0730Z SFC/FL190 S0139 W07859 - S0154 W07816 - S0207 W07816 - S0158 W07909 - S0139 W07859 RMK: VA CLDS OBS IN STLT. LOW CONF WITH VA EXT W FM SUMMIT DUE TO WX CLDS. VA HGT/DIR FM STLT AND NWP MDLS SHOWS WSW-LY TO NW-LY TREND THRU T+18. ...SAMBUCCI NXT ADVISORY: WILL BE ISSUED BY 20200425/1945Z