FVXX21 KNES 311710
VA ADVISORY
DTG: 20201231/1710Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2020/1114

INFO SOURCE: GOES-16. WEBCAM. NWP MODELS. 

ERUPTION DETAILS: CONS LOW LEVEL VA AND GAS EMS.

OBS VA DTG: 31/1656Z

OBS VA CLD: SFC/FL180 N1928 W09805 - N1920 W09800
- N1900 W09837 - N1904 W09837 - N1928 W09805 MOV
NE 50KT 

FCST VA CLD +6HR: 31/2300Z SFC/FL180 N1932 W09756
- N1923 W09750 - N1901 W09837 - N1903 W09837 -
N1932 W09756 

FCST VA CLD +12HR: 01/0500Z SFC/FL180 N1932
W09755 - N1923 W09750 - N1901 W09836 - N1903
W09837 - N1932 W09755 

FCST VA CLD +18HR: 01/1100Z SFC/FL180 N1932
W09754 - N1923 W09749 - N1901 W09837 - N1902
W09838 - N1932 W09754 

RMK: SUMMIT LEVEL VA AND GASES CAN BE SEEN MOVG
NE IN STLT AND WEBCAM. VA TO FL180 OR BELOW BASED
ON WEBCAM. EARLIER VA SEEN IN STLT IMAGERY
STRETCHING TO COAST HAS DSIPTD AND SOME GASES REMAIN.
NWP INDICATES A CONT NE-LY MOV THRU T+18 HRS TO FL180. ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20201231/2315Z
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