FVXX20 KWBC 180205
VOLCANIC ASH ADVISORY
ISSUED: 2000DEC18/0205Z  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: 2000/190
                                                              
INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. 
6 HOUR AVN MODEL UPPER AIR FORECAST. 
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ERUPTION DETAILS: ERUPTION BEGAN ABOUT 17/1250Z 
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 18/0130Z SHOWS
AN ASH PLUME EXTENDING 94 KM (51 NMI) SOUTH-SOUTHWEST OF THE
VOLCANO. THE PLUME 32 KM (17 NMI) WIDE IS ESTIMATED TO FL250.
ANOTHER PLUME OF THIN ASH EXTENDS 97 KM (52 NMI) TO THE
NORTHEAST. THE PLUME 35 KM (19NMI) WIDE IS ESTIMATED TO FL300. 

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TRAJECTORY: ASH FROM THE SUMMIT TO FL250 WOULD MOVE SOUTH
SOUTHWEST AT ABOUT 10 KNOTS. ASH TO FL300 WOULD MOVE TOWARD
THE NORTHEAST AT 15 TO 25 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 18/0800Z.
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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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BROWN
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NNNN"Attached Graphic Map Depicting Ash" 

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