FVXX25 KNES 191004 VA ADVISORY DTG: 20230819/1004Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/884 INFO SOURCE: GOES-16. NWP MODELS. ERUPTION DETAILS: NEW VA EM OBS. OBS VA DTG: 19/0956Z OBS VA CLD: SFC/FL210 N1911 W09856 - N1904 W09837 - N1901 W09837 - N1901 W09858 - N1911 W09856 MOV W 5KT FCST VA CLD +6HR: 19/1600Z SFC/FL210 N1910 W09913 - N1903 W09837 - N1901 W09837 - N1858 W09913 - N1910 W09913 FCST VA CLD +12HR: 19/2200Z NO VA EXP FCST VA CLD +18HR: 20/0400Z NO VA EXP RMK: VA EM OBS IN SAT MOV WNW UP TO 20 NM FM SUMMIT. OBS VA FL ESTD FM NWP MDLS. FL MVMT FCST TO BACK SLIGHTLY TO W BY T+6 HRS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20230819/1600Z