FVXX22 KNES 210042 VA ADVISORY DTG: 20200521/0042Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2020/531 INFO SOURCE: GOES-EAST. WEB CAM. NWP MODELS. ERUPTION DETAILS: PSBL CONTG VA ACT OBS VA DTG: 21/0031Z OBS VA CLD: SFC/FL200 N1902 W09837 - N1844 W09823 - N1841 W09836 - N1902 W09837 - N1902 W09837 MOV S 10-15KT FCST VA CLD +6HR: 21/0630Z NO ASH EXP FCST VA CLD +12HR: 21/1230Z NO ASH EXP FCST VA CLD +18HR: 21/1830Z NO ASH EXP RMK: VA NOT OBS IN WEBAM OR SAT IMAGERY OVER PAST FEW HRS DUE TO WX CLD OBSCN. PSBL CONTG VA EM ACT BASED ON RECENT HISTORY. OBS VA AREA BASED ON PREV VAA AND NWP MODELS. ...CLARK NXT ADVISORY: WILL BE ISSUED BY 20200521/0645Z