FVXX20 KNES 272300 VA ADVISORY DTG: 20180127/2300Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/055 INFO SOURCE: GOES-EAST. CIMSS VOLCAT. VOLCANO WEB CAMERA. ERUPTION DETAILS: VA DISP OBS VA DTG: 27/2230Z 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 FROM EARLIER ERUPTIONS HAVE DISP. NO ADDN RPETS OF ACT. HVY WX CLD OVR SUMMIT. ...BOLL NXT ADVISORY: NO FURTHER ADVISORIES