FVXX20 KNES 230951 VA ADVISORY DTG: 20110523/0158Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 1401-09 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17802 FT (5426 M) ADVISORY NR: 2011/023 INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS. VOLCANO WEB CAMERA. ERUPTION DETAILS: ERUPTION AT 23/0057 OBS VA DTG: 23/0103Z OBS VA CLD: SFC/FL220 N1902 W09842 - N1858 W09838 - N1838 W09850 - N1844 W09859 - N1902 W09842 MOV SW 20-25KT FCST VA CLD +6HR: 23/0700Z SFC/FL220 N1733 W09950 - N1723 W09926 - N1633 W09952 - N1649 W10023 - N1733 W09950 FCST VA CLD +12HR: 23/1300Z SFC/FL220 N1556 W10054 - N1546 W10011 - N1434 W10046 - N1453 W10144 - N1556 W10054 FCST VA CLD +18HR: 23/1900Z SFC/FL220 NO ASH EXP RMK: UPDATE AS...NARROW MVG VA CLD CAN BE SEEN OVER LAST HOUR MVG RAPIDLY SSW AT ABOUT 20-25KTS. EXP VA TO REMAIN IN ATMOSPHERE FOR UP TO 12HRS THOUGH RAIN COULD WASH OUT VA AS IT MOVES SSW ...GALLINA NXT ADVISORY: WILL BE ISSUED BY 20110523/0800Z