FVXX23 KNES 052018 VA ADVISORY DTG: 20210805/2018Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2021/488 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: FRQ VA EMS OBS VA DTG: 05/2000Z OBS VA CLD: SFC/FL200 N1911 W09857 - N1905 W09837 - N1858 W09836 - N1856 W09902 - N1911 W09857 MOV W 10KT FCST VA CLD +6HR: 06/0200Z SFC/FL200 N1914 W09904 - N1905 W09837 - N1857 W09836 - N1855 W09907 - N1914 W09904 FCST VA CLD +12HR: 06/0800Z NO VA EXP FCST VA CLD +18HR: 06/1400Z NO VA EXP RMK: FRQ VA EMS OBS FM STLT DATA AND WEBCAM MOVG W TO ABT 20NM FM SUMMIT. WINDS FCST TO STAY THE SAME THRU T+6. FL AND WINDS FM NWP ...MLEVINE NXT ADVISORY: WILL BE ISSUED BY 20210806/0215Z