FVXX20 KNES 041547 VA ADVISORY DTG: 20230204/1547Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/159 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: LRG VA EMS OBS OBS VA DTG: 04/1536Z OBS VA CLD: SFC/FL210 N1903 W09837 - N1900 W09835 - N1847 W09843 - N1857 W09854 - N1903 W09837 MOV SW 10KT SFC/FL240 N1856 W09817 - N1856 W09805 - N1841 W09811 - N1846 W09822 - N1856 W09817 MOV SE 0KT FCST VA CLD +6HR: 04/2130Z SFC/FL210 N1903 W09837 - N1901 W09835 - N1838 W09848 - N1853 W09905 - N1903 W09837 SFC/FL240 NO VA EXP FCST VA CLD +12HR: 05/0330Z NO VA EXP FCST VA CLD +18HR: 05/0930Z NO VA EXP RMK: LRG DSCRT VA EMS OBS MV SE ABT 20 NM FM SUMMIT AND EXP TO CONT TRACK. VA EMS NEAR SUMMIT MV SW AND DSIPTG QUICKLY. LTLCG EXP IN MDL WINDS THRU T+6 HRS. ...BROWN NXT ADVISORY: WILL BE ISSUED BY 20230204/2145Z