FVXX21 KNES 121947
VA ADVISORY
DTG: 20210212/1947Z
VAAC: WASHINGTON
VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837
AREA: MEXICO
SUMMIT ELEV: 17802 FT (5426 M)
ADVISORY NR: 2021/173
INFO SOURCE: GOES-16. WEBCAM. NWP MODELS.
ERUPTION DETAILS: NEW VA EMS
OBS VA DTG: 12/1916Z
OBS VA CLD: SFC/FL185 N1915 W09819 - N1910 W09816
- N1900 W09836 - N1901 W09837 - N1915 W09819 MOV
NE 40KT
FCST VA CLD +6HR: 13/0130Z SFC/FL185 N1916 W09818
- N1910 W09816 - N1901 W09837 - N1902 W09838 -
N1916 W09818
FCST VA CLD +12HR: 13/0730Z SFC/FL185 N1902
W09838 - N1901 W09813 - N1856 W09813 - N1901
W09838 - N1902 W09838
FCST VA CLD +18HR: 13/1330Z NO VA EXP
RMK: THIN VA PLUME DETECTED ON STLT MOVG NE OF
SUMMIT. VA IS CASCADING DOWN SUMMIT SLOPE AS IT
MOVES AWAY FM SOURCE. NWP MDL WINDS FCST TO TURN
COMING FM THE WNW BY T+12 HR. ...KONON
NXT ADVISORY: WILL BE ISSUED BY 20210213/0145Z
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