FVXX20 KWBC 040915
VOLCANIC ASH ADVISORY
ISSUED: 2001AUG04/0915Z 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: 2001/198
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INFORMATION SOURCE: GOES-8 INFRARED AND MULTISPECTRAL IMAGERY.
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ERUPTION DETAILS: MINOR ERUPTION SEEN AT AROUND 0700Z.
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DETAILS OF ASH CLOUD: GOES INFRARED LOOPS INDICATE A MINOR ASH
ERUPTION FROM SOUFRIERE HILLS. ASH IS OBSERVED GOING IN TWO SEPARATE
DIRECTIONS INDICATING A MULTI LEVEL ERUPTION. THE FIRST ASH CLOUD IS
MOVING NORTHWEST AT 5 TO 10 KNOTS. AT 0815Z IT IS OBSERVED TO BE 38
KM (21 NMI) NORTHWEST FROM THE VOLCANO TO POINT 1650N6231W. THE
SECOND CLOUD IS MOVING NORTHEAST AND IS OBSERVED TO BE 31 KM (17
NMI) FROM THE VOLCANO TO POINT 1652N6156W. THE NORTHWEST CLOUD IS
ESTIMATED TO BE AT FL150 WHILE THE NORTHEAST CLOUD IS ESTIMATED TO
BE AT FL320.
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TRAJECTORY: UPPER AIR PATTERNS SUGGEST ASH FROM FL100 TO FL200 TO BE
MOVING NORTHWEST AT 5 TO 10 KNOTS WHILE ASH ABOVE FL320 TO MOVE
NORTHEAST AT 10 KNOTS.
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OUTLOOK: SEE SIGMETS AND VAFTAD.
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THE NEXT ADVISORY WILL BE ISSUED BY 04/1500Z.
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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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HUGHES/ORRISON
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NNNN"Attached Graphic Map Depicting Ash Only"
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