FVXX21 KWBC 070645
VOLCANIC ASH ADVISORY
ISSUED: 2003FEB07/0700Z  VAAC: WASHINGTON
 
VOLCANO: POPOCATEPETL 1401-09
LOCATION: N1901W09837    AREA: MEXICO
 
SUMMIT ELEVATION: 17930 FT (5465 M)

ADVISORY NUMBER: 2003/016

INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST.
CENAPRED VOLCANO CAMERA. 

ERUPTION DETAILS: EMISSIONS AT 06/2352Z AND 06/1758Z.

OBS ASH DATE/TIME: NIL

OBS ASH CLOUD: ASH IS NOT IDENTIFIABLE ON SATELLITE DATA
         
FCST ASH CLOUD +6H: SEE SIGMETS

REMARKS: THE ASH EMISSION THAT OCCURRED AT 6/2352Z HAS BECOME TOO
DIFFUSE TO BE DETECTED ON IR AND MULTI-SPECTRAL IMAGERY. THE ASH
WAS LAST DETECTED AT 0445Z NEAR THE MEXICAN GULF COAST AT 20.4N
96.9W. THE VOLCANO CAMERA NEAR THE SUMMIT HAS NOT SHOWN ANY
INCANDESCENCE AND NO HOTSPOT HAS BEEN OBSERVED ON SATELLITE
IMAGERY FOR THE PAST SIX HOURS. HOWEVER...ACTIVITY AT THE VOLCANO
AS BEEN HIGH OVER THE PAST FEW DAYS ASSOCIATED WITH NEW DOME
GROWTH IN THE CRATER.  THIS MEANS ERUPTIONS OF ASH CAN OCCUR
WITHOUT WARNING. PREVIOUS EMISSIONS HAVE MOVED TO THE NE DUE TO
PREVAILING SW WINDS...GALLINA 

NEXT ADVISORY: NO FURTHER ADVISORIES.

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