FVXX21 KNES 040434
VA ADVISORY
DTG: 20120504/0434Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 1401-09
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2012/077

INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS.
VOLCANO WEB CAMERA. 

ERUPTION DETAILS: ONGOING GAS EMISSIONS WITH LGT
VA 

OBS VA DTG: 04/0345Z

OBS VA CLD: SFC/FL220 N1931 W09926 - N1929 W09850
- N1906 W09837 - N1858 W09838 - N1902 W09926 -
N1931 W09926 MOV NW 5-10KT 

FCST VA CLD +6HR: 04/1000Z SFC/FL220 N2017 W09922
- N1901 W09834 - N1858 W09838 - N1922 W09932 -
N1855 W09953 - N1900 W10018 - N2017 W09922 

FCST VA CLD +12HR: 04/1600Z SFC/FL220 N2032
W09914 - N1901 W09830 - N1856 W09837 - N1943
W10021 - N2032 W09914 

FCST VA CLD +18HR: 04/2200Z SFC/FL220 N2040
W09904 - N1901 W09830 - N1856 W09842 - N1937
W10029 - N2040 W09904 

RMK: UPDATE: AS WIND SHIFT IS LEADING TO NW
MOVEMENT OF VA AS IS APPROACHING MMMX.  A SMALL
PORTION OF VA IS STILL MVG W  AHEAD OF WX CLD
LINE/WIND SHIFT.  SE AND SSE WINDS ARE FCST FOR
THE REMAINDER OF THE PERIOD. ...GALLINA

NXT ADVISORY: WILL BE ISSUED BY 20120504/1030Z

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