FVXX22 KNES 030811 VA ADVISORY DTG: 20181103/0811Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2018/239 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: ONGOING VA EMS OBS VA DTG: 03/0745Z OBS VA CLD: SFC/FL220 S0142 W07829 - S0201 W07819 - S0202 W07820 - S0152 W07838 - S0142 W07829 MOV SW 5-10KT FCST VA CLD +6HR: 03/1400Z SFC/FL220 S0136 W07832 - S0201 W07819 - S0202 W07820 - S0150 W07847 - S0136 W07832 FCST VA CLD +12HR: 03/2000Z SFC/FL220 NO ASH EXP FCST VA CLD +18HR: 04/0200Z NO ASH EXP RMK: VA SINGNATURE OBS IN STLT IMAGERY EXTENDING 24 NMI NW FROM SUMMIT AT FL220. NWP MODEL GUIDANCE DOES NOT AGREE WITH TRANSPORT. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20181103/1415Z