FVXX20 KNES 252245
VA ADVISORY
DTG: 20171225/2245Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2017/311

INFO SOURCE: GOES-EAST. MEXICO CITY MWO. VOLCANO
WEB CAMERA. 

ERUPTION DETAILS: CONTINUOUS EMS OF GASES WITH
LOW VA CONTENT TO FL240

OBS VA DTG: 25/2227Z

OBS VA CLD: SFC/FL190 N1931 W09907 - N1911 W09846
- N1910 W09849 - N1927 W09907 - N1931 W09907 MOV
NW 5-10KT SFC/FL240 N1911 W09847 - N1902 W09837 -
N1900 W09837 - N1908 W09850 - N1911 W09847 MOV NW
5-10KT 

FCST VA CLD +6HR: 26/0430Z SFC/FL240 N1919 W09910
- N1902 W09837 - N1859 W09837 - N1913 W09911 -
N1919 W09910 

FCST VA CLD +12HR: 26/1030Z SFC/FL240 N1922
W09908 - N1902 W09837 - N1900 W09837 - N1915
W09911 - N1922 W09908 

FCST VA CLD +18HR: 26/1630Z SFC/FL240 N1923
W09908 - N1902 W09837 - N1900 W09837 - N1917
W09911 - N1923 W09908 

RMK: MEXICO CITY MWO REPORTS EMS WITH LOW VA
CONTENT STARTING AT 25/2210Z NOW ARE AT FL240.
IMAGERY SHOWS THICKER EMS STARTING NEAR THAT
TIME. EMS DISSIPATE ABOUT 35 NMI NW OF THE 
COLCANO.  ...SCHWARTZ

NXT ADVISORY: WILL BE ISSUED BY 20171226/0445Z