FVXX21 KNES 021356
VA ADVISORY
DTG: 20210102/1356Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2021/006

INFO SOURCE: GOES-16. WEBCAM. RADIOSONDE. 

ERUPTION DETAILS: CONT VA EMS

OBS VA DTG: 02/1346Z

OBS VA CLD: SFC/FL190 N1928 W09758 - N1916 W09745
- N1858 W09837 - N1904 W09840 - N1928 W09758 MOV
NE 25KT 

FCST VA CLD +6HR: 02/2000Z SFC/FL190 N1938 W09735
- N1917 W09725 - N1858 W09838 - N1905 W09838 -
N1938 W09735 

FCST VA CLD +12HR: 03/0200Z SFC/FL190 N1938
W09735 - N1917 W09726 - N1858 W09836 - N1904
W09838 - N1938 W09735 

FCST VA CLD +18HR: 03/0800Z SFC/FL190 N1939
W09734 - N1917 W09726 - N1859 W09837 - N1904
W09839 - N1939 W09734 

RMK: CONT VA PLUME OBS IN STLT EXTDG NE FOR
APPROX 40NMI. THE ASH IS MOVG AT 25KT BLW FL190.
WEBCAM CONFIRMS THE PLUME IS DARK BROWN. NWP
MODELS SUPPORT CONT NE-WARD MVMNT THRU T+18
...RAMIREZ

NXT ADVISORY: WILL BE ISSUED BY 20210102/2000Z