FVXX23 KNES 312253 VA ADVISORY DTG: 20191231/2253Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/1217 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: NEW VA EM OBS VA DTG: 31/2231Z OBS VA CLD: SFC/FL240 N1912 W09834 - N1907 W09825 - N1859 W09837 - N1902 W09840 - N1912 W09834 MOV NE 20-25KT FCST VA CLD +6HR: 01/0430Z SFC/FL240 N1926 W09830 - N1915 W09813 - N1859 W09837 - N1902 W09840 - N1926 W09830 FCST VA CLD +12HR: 01/1030Z SFC/FL240 NO ASH EXP FCST VA CLD +18HR: 01/1630Z NO ASH EXP RMK: DISCRETE VA EM VISIBLE IN WEB CAM AT 31/1020 Z. VA CLD MOV NE 20-25 KTS FL240. NWP MODELS SUGGETS CONT NE WINDS THRU T+06 HRS. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20200101/0500Z