FVXX20 KNES 090618
VOLCANIC ASH ADVISORY
ISSUED: 2005MAR09/0616Z   VAAC: WASHINGTON

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

SUMMIT ELEVATION: 8363 FT (2549 M)

ADVISORY NUMBER: 2005/006

INFORMATION SOURCE: GFS MODEL WINDS. PILOT REPORT.
GOES-10. SURFACE REPORTS

ERUPTION DETAILS: EXHALATION AT 09/0125Z

OBS ASH DATE/TIME: 09/0530Z

OBS ASH CLOUD: SFC/FL360 N4740W11840 - N4721W11753
- N4645W11846 - N4650W11953 - N4740W11840 MOVING E
35-40 KNOTS. SFC/FL200 N4646W12019 - N4645W11925 -
N4644W11848 - N4558W11913 - N4541W12004 -
N4646W12019 MOVING E 25-35 KNOTS. 

FCST ASH CLOUD +6H: 09/1130Z SFC/FL350 N4746W11241
- N4528W11028 - N4508W11122 - N4656W11334 -
N4746W11241 SFC/FL200 N4733W11622 - N4726W11337 -
N4635W11408 - N4652W11634 - N4733W11622 

FCST ASH CLOUD +12H: NOT AVBL

FCST ASH CLOUD +18H: NOT AVBL

REMARKS: THE ASH CLOUD HAS MOVED INTO EASTERN
WASHINGTON. THE HIGHEST AND FASTEST MOVING ASH IS
IN THE NORTHERN PART OF THE CLOUD.  NUMEROUS
REPORTS OF ASHFALL HAVE BEEN RECEIVED.   ...

NEXT ADVISORY: WILL BE ISSUED BY 2005MAR09/1215Z

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