FVXX22 KNES 162239
VA ADVISORY
DTG: 20210916/2239Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2021/561

INFO SOURCE: GOES-16. MEXICO CITY MWO. WEBCAM.
NWP MODELS. VOLCAT. 

ERUPTION DETAILS: VA EMS CONT OBS IN STLT IMAGERY

OBS VA DTG: 16/2220Z

OBS VA CLD: SFC/FL210 N1929 W09848 - N1902 W09835
- N1859 W09839 - N1916 W09904 - N1929 W09848 MOV
NW 10KT SFC/FL230 N1906 W09840 - N1859 W09835 -
N1845 W09849 - N1859 W09902 - N1906 W09840 MOV SW
10KT 

FCST VA CLD +6HR: 17/0430Z SFC/FL210 N1941 W09858
- N1902 W09836 - N1858 W09840 - N1922 W09917 -
N1941 W09858 SFC/FL230 N1906 W09840 - N1859
W09834 - N1832 W09901 - N1853 W09923 - N1906
W09840 

FCST VA CLD +12HR: 17/1030Z SFC/FL210 N1931
W09916 - N1902 W09836 - N1858 W09837 - N1901
W09922 - N1931 W09916 SFC/FL230 N1905 W09840 -
N1858 W09834 - N1818 W09912 - N1847 W09940 -
N1905 W09840 

FCST VA CLD +18HR: 17/1630Z SFC/FL210 N1925
W09929 - N1903 W09837 - N1858 W09836 - N1856
W09929 - N1925 W09929 SFC/FL230 N1906 W09839 -
N1858 W09834 - N1801 W09931 - N1838 W10004 -
N1906 W09839 

RMK: LL VA EMS OBS MOVG NW FM SUMMIT. NWP MDLS
SHOWING LL VA NW TO W-LY MOVMT THRU T+18. HL VA
EMS MOVG SW FM SUMMIT. LL VA EMS FM NWP MLDS. HL
VA EMS FM MWO 2210Z SIGMET. NWP MDLS SHOWS HL VA
EMS CONT SW-LY MOVMT THRU T+18   ...SAMBUCCI

NXT ADVISORY: WILL BE ISSUED BY 20210917/0445Z