(CNN) — For a moment, it seemed like a blast from the past: a plume over Mount St. Helens on Tuesday looked like the volcano might be erupting again. But fortunately, this was not an eruption — just a ...

On May 18, 1980, Mount St. Helens erupted in one of the most powerful natural disasters in U.S. history. The explosion leveled forests, claimed dozens of lives, and reshaped the Pacific Northwest ...

Folks in the Northwest shouldn't panic: Mount St. Helens is NOT erupting, government scientists said on Sept. 16. The concern arises because commercial pilots reported seeing ash in the vicinity of ...

Strong winds across parts of Washington state have kicked up volcanic ash deposited during the 1980 Mount St. Helens eruption.

A debate is stirring in Southwest Washington over how to manage ongoing impacts from the 1980 eruption of Mount St. Helens.

Some Pacific Northwesterners woke Tuesday to an unusual sight: A smoky haze shrouded Mount St. Helens, the large, active stratovolcano in Washington state that erupted catastrophically in 1980. But a ...

Wind gusts that stirred up ash around Mount St. Helens in Washington have people asking: Is the sleeping giant awake? The National Weather Service in Portland responded to reports of volcanic ash ...