FVXX20 KNES 251215 VA ADVISORY DTG: 20180225/1215Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2018/001 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: LGT VA EMS BEGINNING 25/1030Z OBS VA DTG: 25/1145Z OBS VA CLD: SFC/FL200 S0122 W07803 - S0125 W07749 - S0202 W07818 - S0200 W07821 - S0122 W07803 MOV NE 20KT FCST VA CLD +6HR: 25/1800Z SFC/FL200 S0127 W07751 - S0131 W07733 - S0204 W07819 - S0159 W07821 - S0127 W07751 FCST VA CLD +12HR: 26/0000Z SFC/FL200 S0129 W07750 - S0131 W07735 - S0204 W07819 - S0159 W07821 - S0129 W07750 FCST VA CLD +18HR: 26/0600Z SFC/FL200 S0122 W07803 - S0124 W07747 - S0202 W07819 - S0200 W07822 - S0122 W07803 RMK: VA OBS IN STLT MOVG NE FM SUMMIT AT 20KTS NEAR FL200. LGT VA PLUME EXTDS 40NMI THRU 1145Z. ...RAMIREZ NXT ADVISORY: WILL BE ISSUED BY 20180225/1815Z