FVXX20 KNES 052031
VOLCANIC ASH ADVISORY
ISSUED: 2005NOV05/2030Z VAAC: WASHINGTON
VOLCANO: COLIMA 1401-04
LOCATION: N1930 W10337 AREA: MEXICO
SUMMIT ELEVATION: 12631 FT (3850 M)
ADVISORY NUMBER: 2005/433
INFORMATION SOURCE: MEXICO CITY MWO. GOES-12. NAM
MODEL WINDS
ERUPTION DETAILS: ASH EMISSION AT 1834Z
OBS ASH DATE/TIME: 05/1945Z
OBS ASH CLOUD: SFC/FL190 4NM WIDE LINE BETWEEN
N1925 W10349 - N1929 W10336. ASH IS MOVING SW 2-10
KNOTS.
FCST ASH CLOUD +6H: 06/0200Z SFC/FL190 N1929
W10340 - N1926 W10325 - N1920 W10328 - N1919
W10352 - N1925 W10352 - N1929 W10340
FCST ASH CLOUD +12H: 06/0800Z NO ASH EXP.
FCST ASH CLOUD +18H: 06/1400Z NO ASH EXP.
REMARKS: AN ASH EMISSION AT 1834Z HAS PRODUCED A
FAINT ASH PLUME THAT EXTENDS TOWARD THE SOUTHWEST.
THE NAM MODEL SUGGESTS THAT ASH AT ABOUT FL190
WILL MOVE TOWARD THE SOUTHWEST BUT WINDS ARE LIGHT
AND VARIABLE AT THIS LEVEL AND THERE IS A GREAT
DEAL OF FORECAST UNCERTAINTY IN 6 HOURS. BY 12
HOURS ASH IS EXPECTED TO HAVE DISSIPATED. ...
NEXT ADVISORY: WILL BE ISSUED BY 2005NOV06/0230Z
NNNN
Full Size Graphic
-