FVXX22 KWBC 232230
VOLCANIC ASH ADVISORY
ISSUED: 2001JAN23/2230Z   VAAC: WASHINGTON
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VOLCANO: POPOCATEPETL 1401-09
LOCATION: 1901N 9837W    AREA: MEXICO
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SUMMIT ELEVATION: 17930 FT (5465 M)
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ADVISORY NUMBER: 2001/19
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INFORMATION SOURCE: GOES-8 VISIBLE...INFRARED...AND MULTISPECTRAL
IMAGERY. THE MEXICO CITY MET WATCH OFFICE. UPPER AIR AVIATION
FORECAST 12Z SOUNDINGS FROM MEXICO CITY AND BELIZE INTERNATIONAL
AIRPORT.
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ERUPTION DETAILS: EXPLOSIVE ERUPTIONS AT 22/2245Z...23/0015Z...AND
23/1441Z. CONTINUOUS ASH EMISSIONS BETWEEN EXPLOSIONS.
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DETAILS OF ASH CLOUD(S): SATELLITE IMAGERY THROUGH 1945Z SHOWS ASH
SOUTHEAST OF THE VOLCANO.  THIS ASH PLUME IS ROUGHLY BOUNDED BY
POINTS 1903N 9843W TO 1742N 9759W TO 1949N 9703W AND 1951N 9717W AND
IS ESTIMATED TO BE BELOW FL250.  REMNANTS OF ASH FROM PREVIOUS
ERUPTIONS ARE NO LONGER DISCERNABLE ON SATELLITE IMAGERY. SATELLITE
IMAGERY STILL SHOWS AN ACTIVE HOT SPOT.
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TRAJECTORY: ASH BELOW FL250 IS MOVING SOUTH SOUTHEAST AT ABOUT 10
KNOTS.
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OUTLOOK:  SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED AROUND 24/0430Z.
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REAL TIME SATELLITE IMAGERY AND VOLCANIC ASH ADVISORIES OFTEN
ACCOMPANIED BY A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT
INTERNET URL ADDRESS HTTP://WWW.SSD.NOAA.GOV/VAAC/WASHINGTON.HTML
(ALL LOWER CASE EXCEPT /VAAC/)
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN"Attached Graphic Map Depicting Ash" 

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