FVXX20 KNES 181930
VA ADVISORY
DTG: 20130818/1930Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 1401-09
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2013/243

INFO SOURCE: GOES-13. GFS WINDS. VOLCANO WEB
CAMERA. CENAPRED. 

ERUPTION DETAILS: ONGOING EMISSION OF GASES WITH
OCNL SMALL BURSTS OF LGT ASH

OBS VA DTG: 18/1902Z

OBS VA CLD: SFC/FL250 N1906 W09839 - N1859 W09835
- N1828 W09852 - N1834 W09920 - N1904 W09922 -
N1906 W09839 MOV SW 5-10KT 

FCST VA CLD +6HR: 19/0100Z SFC/FL250 N1907 W09934
- N1907 W09838 - N1858 W09834 - N1821 W09853 -
N1824 W09931 - N1907 W09934 

FCST VA CLD +12HR: 19/0700Z SFC/FL250 N1907
W09934 - N1906 W09837 - N1858 W09835 - N1821
W09851 - N1823 W09931 - N1907 W09934 

FCST VA CLD +18HR: 19/1300Z SFC/FL250 N1907
W09838 - N1858 W09834 - N1820 W09851 - N1822
W09931 - N1906 W09934 - N1907 W09838 

RMK: VIS AND MULTISPECTRAL SAT IMAGERY SHOWS A
FAINT FANNING PLUME DUE TO DIRECTIONAL WIND SHEAR
FROM W TO SW OUT ARND 37NM. FCST AREA MAY EXTND
SLGTLY FURTHER BUT OVERALL LTLCG EXPCTD.  
...SWANSON

NXT ADVISORY: WILL BE ISSUED BY 20130819/0130Z
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