FVXX20 KNES 041714
VOLCANIC ASH ADVISORY
ISSUED: 2004OCT04/1713Z   VAAC: WASHINGTON

VOLCANO: ST. HELENS 1201-05
LOCATION: N4612W12211   AREA: US-WASHINGTON

SUMMIT ELEVATION: 8363 FT (2549 M)

ADVISORY NUMBER: 2004/009

INFORMATION SOURCE: GOES-12. GFS MODEL WINDS.
GOES-10. CASCADES VOLCANO OBSERVATORY

ERUPTION DETAILS: STEAM AND SOME ASH AT 04/1645Z.

OBS ASH DATE/TIME: 04/1700Z

OBS ASH CLOUD: SFC/FL120 3NM WIDE LINE BETWEEN
N4611W12211 - N4611W12205. ASH IS MOVING E 10
KNOTS. 

FCST ASH CLOUD +6H: NOT AVBL

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: THE CASCADES VOLCANO OBSERVATORY
INDICATED THAT A STEAM ERUPTION CONTAINING SOME
ASH BEGAN AT APPROXIMATELY 1645Z.   AT 1700Z A
PLUME WAS SEEN EXTENDING FROM THE SUMMIT TO NEAR
N4611W12205 OR APPROXIMATELY 6 NMI TO THE EAST
SOUTHEAST OF THE SUMMIT. ...TURK

THIS PRODUCTS HEADER WILL CHANGE FROM KWBC TO KNES
EFFECTIVE OCT 28, 2004.

NEXT ADVISORY: WILL BE ISSUED BY 2004OCT04/2315Z

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