FVXX20 KWBC 091200 VOLCANIC ASH ADVISORY ISSUED: 2001MAR09/1200Z VAAC: WASHINGTON . VOLCANO: SOUFRIERE HILLS 1600-05 LOCATION: 1643N 6211W AREA: CARIBBEAN . ADVISORY NUMBER: 2001/162 . INFORMATION SOURCE: GOES-8 VISIBLE...INFRARED...AND MULTISPECTRAL IMAGERY. 09/1200Z FORECAST UPPER WINDS FROM THE 09/0600Z AVN MODEL. NOAA-16 HIGH RESOLUTION AVHRR. . ERUPTION DETAILS: OCCASIONAL ROCKFALLS PRODUCING LOW LEVEL ASH. . DETAILS OF ASH CLOUD: VERY FAINT ASH CAN BE SEEN MOVING WEST FROM THE VOLCANO. THIS ASH EXTENDS ROUGHLY 25 KM (15 NMI) TO THE WEST AND AT A LEVEL BELOW FL080. AVIATION INTERESTS ARE ADVISED THAT THIS TYPE OF ASH CLOUD WILL PERSIST AT AND NEAR THE ISLAND OF MONTSERRAT. ASH WILL GENERALLY BE CARRIED ON LOW LEVEL WINDS AT AND BELOW FL100. WE WILL ISSUE AN ADVISORY IF ASH DIRECTION CHANGES SUDDENLY OR A LARGER ASH PLUME CAN BE SEEN. . TRAJECTORY: VISIBLE ASH IS MOVING WEST AT 15 TO 20 KNOTS. . OUTLOOK: SEE SIGMETS. . THIS WILL BE THE LAST MESSAGE ISSUED FOR THIS EVENT. . 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/) . PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS. . HUGHES . NNNN"Click For Full Sized Attached Graphic"
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