FVXX20 KNES 240717 VA ADVISORY DTG: 20230424/0717Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/490 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: CONT VA EMS OBS VA DTG: 24/0646Z OBS VA CLD: SFC/FL230 N1902 W09837 - N1840 W09732 - N1832 W09757 - N1902 W09837 MOV SE 20KT FCST VA CLD +6HR: 24/1300Z SFC/FL230 N1902 W09837 - N1823 W09644 - N1803 W09720 - N1902 W09837 FCST VA CLD +12HR: 24/1900Z SFC/FL230 N1902 W09837 - N1813 W09614 - N1750 W09702 - N1902 W09837 FCST VA CLD +18HR: 25/0100Z NO VA EXP RMK: CONT NEW VA EMS OBS IN WEBCAM. CONT VA EMS OBS MOV SE IN STLT IMAGERY. VA FCST TO CONT SE MOV FM SUMMIT THRU T+12HRS BEFORE DISP. VO ACT HIGH. ...FISHER NXT ADVISORY: WILL BE ISSUED BY 20230424/1315Z