FVXX20 KNES 311322 VA ADVISORY DTG: 20180131/1322Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/073 INFO SOURCE: GOES-EAST. NWP MODELS. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA EMS HAS DISP OBS VA DTG: 31/1300Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA. FCST VA CLD +6HR: NO VA EXP FCST VA CLD +12HR: NO VA EXP FCST VA CLD +18HR: NO VA EXP RMK: VA EMS HAS DISP IN STLT IMAGERY. NO NEW RPRTS OF EMS. ...FISHER NXT ADVISORY: NO FURTHER ADVISORIES