FVXX20 KWBC 261000
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VOLCANIC ASH ADVISORY STATEMENT
ISSUED 1000 UTC 26 FEB 1999 BY THE WASHINGTON VAAC
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BEZYMIANNY 99-001 KAMCHATKA 56.0N 160.6E
(THIS IS A CONTINUANCE OF FVAK20 PANC NUMBER 99-04)
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BACKGROUND:    BEZYMIANNY - KAMCHATKA RUSSIA (1000-25)
               SUMMIT HEIGHT 9240 FT (2800 M)
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SOURCES OF INFORMATION: GOES-10 MULTISPECTRAL SATELLITE IMAGERY. GMS
MULTISPECTRAL SATELLITE IMAGERY. ALASKA AVIATION WEATHER UNIT
ANCHORAGE ALASKA. GOES-10 SATELLITE DERIVED HIGH DENSITY WINDS.
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ERUPTION DETAILS: ERUPTED ON FEB 24 AT 1846 UTC.
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DETAILS OF ASH CLOUD: GOES-10 MULTISPECTRAL IMAGERY THROUGH 0830 UTC
SHOWS THE ASH CLOUD OVER THE NORTH PACIFIC OCEAN. THE ASH IS LOCATED
ALONG A LINE 62 KM (33 NMI) WIDE AND 164 KM (84 NMI) LONG FROM 49.9N
177.5E TO 49.ON 179.5E. THE ASH IS MOVING SOUTHEAST AT 30 KNOTS BUT
IT IS TURNING TO THE SOUTH SOUTHEAST AS IT MOVES DOWNSTREAM FROM AN
UPPER LEVEL RIDGE. THE ASH IS ESTIMATED TO BE AT OR BELOW FL250 BASED
ON AVN MODEL DATA. 
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TRAJECTORY: GOES-10 EXTRAPOLATION AND AVN MODEL DATA ALONG WITH GOES-10 HIGH DENSITY WINDS SUGGEST THAT THE ASH WOULD MOVE SOUTH SOUTHEAST
AT 30 KNOTS.
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THIS AND OTHER VOLCANIC ASH ADVISORY STATEMENTS OFTEN ACCOMPANIED BY
A MAP DEPICTING ASH LOCATION ARE AVAILABLE AT INTERNET URL ADDRESS
www.ssd.noaa.gov/VAAC/messages.html
(all lower case except /VAAC/)
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OUTLOOK: SEE SIGMETS.
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THE NEXT MESSAGE WILL BE ISSUED BY 26/1600 UTC. 
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PLEASE REFER TO SIGMETS FOR CURRENT WARNINGS.
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NNNN

"Attached Graphic Map Depicting Ash" 

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