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2004 November 25

USGS Update 2004-Nov-25 09:50

Wind forecasts from the National Oceanic and Atmospheric Administration (NOAA), coupled with eruption models, show that ash clouds that rise high above the crater rim today would drift eastward early in the day and east-southeastward later.

Recent observations: Field work and visual observations were again impossible yesterday owing to poor weather. A high freezing level and periods of rainfall overnight increased flows in streams draining the crater, but were not sufficient to generate lahars. Strong winds accompanying the rainfall increased the background-noise level on many seismometers around the volcano.