FVXX21 KNES 021239 VA ADVISORY DTG: 20230202/1239Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/149 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. ERUPTION DETAILS: OCNL TO FRQT VA EMS. OBS VA DTG: 02/1221Z OBS VA CLD: SFC/FL220 N1905 W09901 - N1901 W09837 - N1846 W09834 - N1844 W09855 - N1905 W09901 MOV S 5KT FCST VA CLD +6HR: 02/1830Z SFC/FL220 N1901 W09838 - N1859 W09836 - N1831 W09844 - N1856 W09911 - N1901 W09838 FCST VA CLD +12HR: 03/0030Z SFC/FL220 N1902 W09840 - N1902 W09837 - N1837 W09804 - N1823 W09843 - N1902 W09840 FCST VA CLD +18HR: 03/0630Z SFC/FL220 N1927 W09847 - N1911 W09809 - N1859 W09835 - N1851 W09914 - N1927 W09847 RMK: VA EMS OBSD AT 0850Z AND 1045Z ON WEBCAM WITH VA CLDS OBSD BY STLT DRIFTING S THEN SSW WITH SMALL PORTIONS MOVG W. NWP MDLS FCST LGT AND VRBL WINDS THRU T+18HRS. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20230202/1845Z