FVXX25 KNES 140336 VA ADVISORY DTG: 20211114/0336Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/664 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: VA OBS IN SAT. OBS VA DTG: 14/0326Z OBS VA CLD: SFC/FL190 N1913 W09829 - N1908 W09823 - N1901 W09837 - N1902 W09838 - N1913 W09829 MOV NE 5KT FCST VA CLD +6HR: 14/0930Z SFC/FL190 N1911 W09813 - N1901 W09809 - N1901 W09837 - N1902 W09838 - N1911 W09813 FCST VA CLD +12HR: 14/1530Z NO VA EXP FCST VA CLD +18HR: 14/2130Z NO VA EXP RMK: VA EM OBS IN SAT AND WEBCAM MOV NE FM SUMMIT. OBS VA FL ESTD FM NWP MDLS AND VOLCAT ALERT. FL MVMT FCST TO TURN TO E BY T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20211114/0930Z