FVXX20 KWBC 110652
VOLCANIC ASH ADVISORY
ISSUED: 2001FEB11/0652Z  VAAC: WASHINGTON
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VOLCANO: SOUFRIERE HILLS 1600-05
LOCATION: 1643N 6211W    AREA: CARIBBEAN
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SUMMIT ELEVATION: 3000 FT (915 M)
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ADVISORY NUMBER: 2001/89
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INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY. 6
HOUR WIND FORECAST FROM THE 11/0000Z AVIATION MODEL.
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ERUPTION DETAILS: ROCKFALLS PRODUCING ASH.
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DETAILS OF ASH CLOUD: SATELLITE IMAGERY THROUGH 11/0632Z DOES NOT
SHOW ANY ASH PLUME OR HOT SPOT OVER THE VOLCANO. HOWEVER LOW
LEVEL PLUMES ARE OFTEN NOT SEEN IN INFRARED IMAGERY. CONSIDERABLE
CLOUDINESS LAST EVENING MADE DETECTION OF A PLUME DIFFICULT AND
THE LAST PLUME SEEN CLEARLY IN SATELLITE IMAGERY WAS FROM
10/1815Z EXTENDING TO THE WEST OF THE VOLCANO AND ESTIMATED TO BE
BELOW FL070.
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TRAJECTORY: ANY ASH BELOW FL070 WILL MOVE TOWARDS THE WEST AT 25
TO 35 KNOTS.
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 11/1300Z.
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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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RUMINSKI
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