FVXX21 KNES 200641 VA ADVISORY DTG: 20180720/0641Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2018/268 INFO SOURCE: GOES-EAST. NWP MODELS. CIMSS VOLCAT. ERUPTION DETAILS: PSBL CONT VA EMS. OBS VA DTG: 20/0627Z OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE DATA WINDS SFC/FL230 090/5-10KT FCST VA CLD +6HR: 20/1230Z FCST VA CLD +12HR: 20/1830Z FCST VA CLD +18HR: 21/0030Z RMK: WX CLD CVR OBSCURES SUMMIT. VA EMS OBS 3 TO 4 HRS AGO BUT HAVE DISP AND NO VA OBS SINCE. GIVEN EARLIER ACT, STILL PSBL FOR VA EMS BELOW CLD CVR. NWP MDLS SUGGEST WINDS CONT TO WNW THRU T+6HRS. ...HOSLEY NXT ADVISORY: WILL BE ISSUED BY 20180720/1245Z