FVXX25 KNES 120325 VA ADVISORY DTG: 20211112/0325Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/660 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: VA OBS IN STLT AND WEBCAM OBS VA DTG: 02/0311Z OBS VA CLD: SFC/FL190 N1901 W09838 - N1900 W09836 - N1847 W09840 - N1856 W09848 - N1901 W09838 MOV SW 5KT FCST VA CLD +6HR: 02/0900Z SFC/FL190 N1902 W09837 - N1900 W09835 - N1838 W09845 - N1858 W09901 - N1902 W09837 FCST VA CLD +12HR: 02/1500Z NO VA EXP FCST VA CLD +18HR: 02/2100Z NO VA EXP RMK: SMALL VA EMS DETECTED IN BOTH STLT IMAGERY AND WEBCAM. VA CLD MOVG SW APPRX 5-10NM FM SUMMIT. MDL WIND FCST UNCERTAIN THRU T+6 HRS SO LOWER CONFIDENCE. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20211112/0930Z