FVXX20 KNES 051713
VOLCANIC ASH ADVISORY
ISSUED: 20060805/1713Z   VAAC: WASHINGTON

VOLCANO: ST. HELENS 1201-05
LOCATION: N4611 W12210   AREA: US-WASHINGTON

SUMMIT ELEVATION: 8363 FT (2549 M)

ADVISORY NUMBER: 2006/010

INFORMATION SOURCE: GOES-10. GFS WINDS. VOLCANO
WEB CAMERA. USGS. 

ERUPTION DETAILS: SMALL ROCKFALL AT 05/1642Z

OBS ASH DATE/TIME: 05/1653Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM
SATELLITE DATA. WINDS SFC/FL130 MOVING TO NE 0-5
KNOTS.

FCST ASH CLOUD +6H: 05/2300Z NOT AVBL.

FCST ASH CLOUD +12H: 06/0500Z NOT AVBL.

FCST ASH CLOUD +18H: 06/1100Z NOT AVBL.

REMARKS: RECEIVED NOTIFICATION FROM CASCADES
VOLCANO OBSERVATORY WITH REPORT OF A ROCKFALL
THAT PRODUCED A SMALL ASH CLOUD TO FL130. VISIBLE
IMAGERY SHOWS HINT OF ASH CLOUD AT THE SUMMIT BUT
IS VERY VERY SMALL AND SHOULD NOT WARRANT A
SIGMET ATTM.  ASH WILL MOST LIKELY FALL OUT AT
THE SUMMIT. OTHER SMALL ROCKFALLS ARE POSSIBLE SO
AVOID SUMMIT AREA. ...SPAMPATA

NEXT ADVISORY: NO FURTHER ADVISORIES

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