FVXX21 KNES 041917
VA ADVISORY
DTG: 20120504/1916Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 1401-09
PSN: N1901 W09837

AREA: MEXICO

SUMMIT ELEV: 17802 FT (5426 M)

ADVISORY NR: 2012/081

INFO SOURCE: MEXICO CITY MWO. GOES-13. GFS WINDS.
CENAPRED. 

ERUPTION DETAILS: INCREASING EMISSIONS

OBS VA DTG: 04/1845Z

OBS VA CLD: SFC/FL260 N1937 W09858 - N1904 W09840
- N1859 W09837 - N1856 W09916 - N1758 W10123 -
N1845 W10200 - N1851 W10040 - N1929 W09959 -
N1937 W09858 MOV NW 15-20KT 

FCST VA CLD +6HR: 05/0100Z SFC/FL260 N2040 W09909
- N1901 W09838 - N1953 W10013 - N2040 W09909 

FCST VA CLD +12HR: 05/0700Z SFC/FL260 N2050
W09813 - N1902 W09838 - N2047 W09953 - N2050
W09813 

FCST VA CLD +18HR: 05/1300Z SFC/FL260 N2058
W09837 - N2037 W09717 - N1904 W09841 - N2058
W09837 

RMK: CENEPRED NOW REPORTS INCREASING VA EMISSIONS
TO FL260.  UPPER LEVEL WINDS ARE FORECASTED TO
VEER WITH TIME ...SCHWARTZ

NXT ADVISORY: WILL BE ISSUED BY 20120505/0115Z

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