FVXX21 KWBC 232345
VOLCANIC ASH ADVISORY
ISSUED: 2003FEB23/2345Z VAAC: WASHINGTON
 
VOLCANO: POPOCATEPETL 1401-09
LOCATION: N1901W09837    AREA: MEXICO
 
SUMMIT ELEVATION: 17930 FT (5465 M)

ADVISORY NUMBER: 2003/055

INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST.  
                            
ERUPTION DETAILS: ERUPTION AT 23/1901Z AND 23/2215Z.

OBS ASH DATE/TIME: 23/2245Z.

OBS ASH CLOUD: DENSE ASH SFC/FL350 32 NM WIDE LINE OF ASH
EXTENDING BETWEEN N1831W09513 N1921W09440. FAINT ASH SFC/FL350 80
NM WIDE LINE OF ASH EXTENDING BETWEEN N1937W09558 N1818W09422.
SFC/FL300 11 NM WIDE LINE OF ASH EXTENDING BETWEEN N1901W09837
N1905W09752. ASH IS MOVING E 60-70 KNOTS. 

FCST ASH CLOUD +6H: SEE SIGMETS AND VAFTAD.

REMARKS: MEXICO CITY REPORTS ANOTHER ERUPTION AT POPO. THE CLOUD
FROM 1901Z IS NOW OVER THE SOUTHERN GULF OF MEXICO AND THERE IS A
PORTION OF DENSE ASH SURROUNDED BY AN AREA OF FAINTER ASH.  THE 
NEW CLOUD IS FOLLOWING BEHIND IT BUT DOES NOT APPEAR TO BE AS
DENSE OR LARGE AS THE FIRST ONE.
      
TO OBTAIN VAA FROM THE WASHINGTON VAAC EMAIL NOTIFICATION SEE THE
WEB PAGE http://www.ssd.noaa.gov/VAAC/subscribe.html(ALL LETTERS
IN ADDRESS ARE IN LOWER CASE EXCEPT VAAC).  THE WASHINGTON VAAC
WILL MAKE EVERY EFFORT TO KEEP THE EMAIL NOTIFICATION UP AND
RUNNING.  HOWEVER IT IS NOT CONSIDERED AN OFFICIAL METHOD OF
DISTRIBUTION.

NEXT ADVISORY: WILL BE ISSUED BY 2003FEB24/0545Z.

NNNN"Attached Graphic Map Depicting Ash Only" 

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