FVXX24 KNES 271953
VOLCANIC ASH ADVISORY
ISSUED: 2005JUL27/1951Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 8363 FT (2549 M)

ADVISORY NUMBER: 2005/013

INFORMATION SOURCE: GFS MODEL WINDS. RADIOSONDE.
PILOT REPORT. GOES-10. MOUNT ST HELENS WEB CAM

ERUPTION DETAILS: ASH OBSERVED AT 27/1915Z.

OBS ASH DATE/TIME: 27/1930Z

OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE
DATA. WINDS SFC/FL150 MOVING TO NE 10 KNOTS.

FCST ASH CLOUD +6H: 28/0130Z SFC/FL150 NO ASH EXP.

FCST ASH CLOUD +12H: 28/0730Z SFC/FL150 NO ASH
EXP.

FCST ASH CLOUD +18H: 28/1330Z SFC/FL150 NO ASH
EXP.

REMARKS: A SURFACE OBSERVATION AT 1926Z NOTES A
SMALL ASH PLUME FROM THE VOLCANO EXTENDING TO
FL150.  THIS PLUME WAS ALSO OBSERVED ON THE MOUNT
ST HELENS WEB CAM BUT IT QUICKLY DISSIPATED. 
NOTHING IS SEEN IN THE CURRENT SATELLITE IMAGERY. 
THIS WILL BE THE ONLY MESSAGE FOR THIS EVENT.
WALTER ...

NEXT ADVISORY: NO FURTHER ADVISORIES

NNNN
Full Size Graphic


-