FVXX20 KNES 270941 VA ADVISORY DTG: 20190827/0941Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2019/766 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCAT. ERUPTION DETAILS: POSS ONGOING VA EMS OBS VA DTG: 27/0931Z OBS VA CLD: SFC/FL200 N1910 W09904 - N1901 W09837 - N1859 W09837 - N1901 W09904 - N1910 W09904 MOV W 5-10KT FCST VA CLD +6HR: 27/1530Z SFC/FL200 NO ASH EXP FCST VA CLD +12HR: 27/2130Z NO ASH EXP FCST VA CLD +18HR: 28/0330Z NO ASH EXP RMK: VA NOT VISIBLE IN STLT IMAGERY INBTWN WX CLDS. OBS BASED ON NWP MODEL GUIDACE FL200. CONS VA EM LIKELY GIVEN PREV HISTORY. ...BOLL NXT ADVISORY: WILL BE ISSUED BY 20190827/1545Z