FVXX20 KNES 210408 VA ADVISORY DTG: 20230521/0408Z VAAC: WASHINGTON VOLCANO: POPOCATEPETL 341090 PSN: N1901 W09837 AREA: MEXICO SUMMIT ELEV: 17693 FT (5393 M) ADVISORY NR: 2023/609 INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. VOLCAT. ERUPTION DETAILS: LRG CONS ERUPTION OBS VA DTG: 21/0336Z OBS VA CLD: SFC/FL320 N1943 W09714 - N1917 W09701 - N1858 W09801 - N1859 W09837 - N1902 W09838 - N1943 W09714 MOV NE 20KT SFC/FL360 N2117 W09726 - N2104 W09708 - N2003 W09739 - N2012 W09802 - N2117 W09726 MOV NE 30KT FCST VA CLD +6HR: 21/0930Z SFC/FL320 N2011 W09638 - N1928 W09615 - N1903 W09726 - N1859 W09837 - N1903 W09839 - N2011 W09638 SFC/FL360 NO VA EXP FCST VA CLD +12HR: 21/1530Z SFC/FL320 N2011 W09608 - N1905 W09556 - N1858 W09837 - N1904 W09838 - N2011 W09608 FCST VA CLD +18HR: 21/2130Z SFC/FL320 N2000 W09546 - N1851 W09535 - N1858 W09838 - N1904 W09839 - N1938 W09728 - N2000 W09546 RMK: LRG CONS ERUPTION OBS FM WEBCAM AND STLT. VA CLDS MV ENE FM SUMMIT. VA ESTD TO BE MUCH HIGHER THAN PREV OBS. MDL WINDS EXP TO SHFT TO E THRU T+18 HRS. ...BROWN NXT ADVISORY: WILL BE ISSUED BY 20230521/1015Z