FVXX24 KNES 130208 VA ADVISORY DTG: 20210413/0208Z VAAC: WASHINGTON VOLCANO: SANGAY 352090 PSN: S0200 W07820 AREA: ECUADOR SUMMIT ELEV: 17159 FT (5230 M) ADVISORY NR: 2021/366 INFO SOURCE: GOES-16. NWP MODELS. GEOPHYSICAL INST. ERUPTION DETAILS: LARGE ERUPTION ONGOING OBS VA DTG: 13/0120Z OBS VA CLD: SFC/FL270 S0138 W07850 - S0145 W07808 - S0214 W07815 - S0207 W07859 - S0138 W07850 MOV W 15KT FCST VA CLD +6HR: 13/0730Z SFC/FL270 S0131 W07916 - S0145 W07804 - S0216 W07811 - S0202 W07934 - S0131 W07916 FCST VA CLD +12HR: 13/1330Z SFC/FL270 S0128 W07935 - S0143 W07803 - S0217 W07808 - S0211 W08001 - S0128 W07935 FCST VA CLD +18HR: 13/1930Z SFC/FL270 S0114 W07955 - S0117 W07856 - S0141 W07801 - S0217 W07807 - S0200 W08025 - S0114 W07955 RMK: LRG ERUPTION THAT STARTED AT ABT 0030Z EMITTING VA TO ABT 30NM WNW OF SUMMIT AND FANNING OUT IN ALL DIRECTIONS ARND SUMMIT. VA FCST BY NWP TO MNLY TRAVEL TO THE WNW THRU T+18. ...MLEVINE NXT ADVISORY: WILL BE ISSUED BY 20210413/0815Z