FVXX21 KWBC 210730
VOLCANIC ASH ADVISORY
ISSUED: 2003FEB21/0730Z VAAC: WASHINGTON
 
VOLCANO: POPOCATEPETL 1401-09
LOCATION: N1901W09837    AREA: MEXICO
 
SUMMIT ELEVATION: 17930 FT (5465 M)

ADVISORY NUMBER: 2003/035

INFORMATION SOURCE: GOES-8 IMAGERY. GFS MODEL WINDS FORECAST
MEXICO CITY MWO 

ERUPTION DETAILS: NEW EXHALATION AT 20/2357Z.

OBS ASH DATE/TIME: 21/0715Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA.  WINDS
SFC/FL250 MOVING E 30-40 KNOTS.

FCST ASH CLOUD +6H: SEE SIGMETS

REMARKS: ASH CAN NOT BE SEEN ON THE SATELLITE IMAGERY THROUGH
21/0715Z.  SATELLITE IMAGERY AT 0315Z SHOWED POSSIBLE ASH NEAR
THE VOLCANO WHICH MOVED TO THE NORTH NORTHEAST AND WAS NO LONGER
DISCERNABLE BY 0445Z.

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 2003FEB21/1330Z.

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