Residents of the Pacific Northwest often cast a wary eye toward Mount St. Helens, but airborne ash this week isn’t a sign of a new eruption. That’s according to the U.S. Geological Survey, which ...

New research offers clues as to why Mount St. Helens is one of the most explosive volcanoes in the Cascade range and why it stands apart from the chain of other Cascade volcanoes. Scientists from the ...

Washington state may not have to worry about hurricanes, but it is volcano country. The United States has 161 active volcanoes – all in the western U.S. – but only 18 are classified as a "very high ...

Here in western Montana, we are used to preparing for severe weather and winter storms, but there is another natural threat ...

PORTLAND, Ore. (KOIN) – Mt. St. Helens may look like it’s erupting, but it’s not. According to the National Weather Service, strong eastern winds on Tuesday have caused volcanic ash from the ‘80s to ...

MT. ST. HELENS, Wash — For many people who lived through the 1980 eruption of Mount Saint Helens, it is the biggest news story of their lifetimes. 45 years ago, the mountain that had been rumbling for ...

Mount St. Helens road rebuild is starting three years after a landslide.

Mount St. Helens looked like it might be erupting again. Commercial pilots flying in the area Tuesday reported clouds of fine volcanic ash rising into the air above the collapsed dome of the Cascades’ ...