FVXX20 KNES 191213
VA ADVISORY
DTG: 20130519/1213Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 1401-09
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2013/105

INFO SOURCE: GFS WINDS. RADIOSONDE. 

ERUPTION DETAILS: CONTINOUS EMISSIONS

OBS VA DTG: 19/1145Z

OBS VA CLD: SFC/FL220 N1859 W09839 - N1849 W09817
- N1829 W09838 - N1859 W09839 MOV S 5-10KT
SFC/FL230 N1913 W09807 - N1849 W09817 - N1859
W09837 - N1913 W09807 MOV E 5-10KT 

FCST VA CLD +6HR: 19/1800Z SFC/FL220 N1913 W09805
- N1848 W09737 - N1755 W09843 - N1858 W09835 -
N1913 W09805 

FCST VA CLD +12HR: 20/0000Z SFC/FL220 NO ASH EXP

FCST VA CLD +18HR: 20/0600Z NO ASH EXP

RMK: MULTISPECTRAL IMAGERY NOW SHOWS VA SPREADING
OUT TO THE E AND S OF SUMMIT.  VA EXTENDS 40 NMI
E AND 30 NMI S OF THE SUMMIT. ...SCHWARTZ

NXT ADVISORY: WILL BE ISSUED BY 20130519/1815Z