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Hurricane Isaias to Approach the Northern Gulf Coast on Friday

Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >

Spokane, WA

Weather Forecast Office

Minor Mt. Saint Helens Eruption - March 8, 2005

Weather.gov > Spokane, WA > Minor Mt. Saint Helens Eruption - March 8, 2005

This is a loop of 3.9 micron satellite imagery. This is a near-infrared channel that is sensitive to temperatures.

The image at 0130Z (530 pm PST) shows a black spot at Mt St Helens, indicating very warm temperatures. The subsequent images show the cooling of the volcano, as well as the drifting ash cloud to the east.

Ash plume on satellite image loop

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