FVXX20 KWBC 080030
VOLCANIC ASH ADVISORY
ISSUED: 2001JAN08/0030Z  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: 2001/20
                                                              
INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY.
WINDS FORECAST FROM THE AVIATION MODEL. 
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ERUPTION DETAILS: CONTINUED ROCKFALLS PRODUCING LOW LEVEL ASH.
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DETAILS OF ASH CLOUD: NO ASH WAS DETECTED IN SATELLITE IMAGERY
THROUGH 07/2345Z. HOWEVER SHORTWAVE INFRARED IMAGERY HAS SHOWN
AN INTERMITTENT HOT SPOT OVER THE PAST 3 HRS. DURING DAYLIGHT
HOURS A WESTWARD MOVING LOW LEVEL ASH PLUME TO FL080 WAS
DETECTED IN VISIBLE IMAGERY. SUCH LOW LEVEL ASH IS OFTEN NOT
SEEN IN INFRARED OR MULTISPECTRAL IMAGERY.
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TRAJECTORY: ANY ASH FROM SUMMIT LEVEL TO FL080 WILL MOVE
TOWARD THE WEST AT ABOUT 15 TO 20 KNOTS.  
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OUTLOOK: SEE SIGMETS.
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THE NEXT ADVISORY WILL BE ISSUED BY 08/0630Z. 
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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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CLARK
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