FVXX21 KWBC 121936
VOLCANIC ASH ADVISORY
ISSUED: 2003NOV12/1930Z VAAC: WASHINGTON
 
VOLCANO: COLIMA 1401-04
LOCATION: N1931W10337   AREA: MEXICO
                              
SUMMIT ELEVATION: 13451 FT (4100 M)
 
ADVISORY NUMBER: 2003/57 

INFORMATION SOURCE: GOES-12 IMAGERY. MEXICO CITY MWO. GFS
MODEL WINDS FORECAST

ERUPTION DETAILS: 1842Z EMISSION OF AN ASH AND STEAM MIX.

OBS ASH DATE/TIME: 12/1915Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. 
WINDS SFC/FL180 MOVING W 5-15 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS
 
REMARKS: THE MEXICO CITY METEOROLOGICAL WATCH OFFICE REPORTS
AN EMISSION OF ASH OR AN ASH AND STEAM MIX TO FL180 AT
1842Z.  ASH WAS OBSERVED MOVING WEST. ASH CANNOT BE SEEN IN
SATELLITE IMAGERY THROUGH 1915Z BUT WEATHER CLOUDS WEST OF
THE VOLCANO MIGHT BE HINDERING ASH DETECTION.

NEXT ADVISORY: WILL BE ISSUED BY 2003NOV13/0130Z 

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