The Alaska Volcano Observatory said signs indicated a Mount Spurr eruption was likely, though not certain, in the weeks or months ahead.

A 2025 volcanic eruption at Mount Spurr near Anchorage is “likely” according to a new bulletin by the Alaska Volcano Observatory. The timing of the eruption and its size remain uncertain, the observatory said in a notice published Tuesday,

Alaska’s Mount Spurr, a snow-covered volcano 75 miles outside Anchorage, is showing signs it could erupt soon, experts warned. Scientists at the Alaska Volcano Observatory said the volcano will likely erupt in the coming weeks or months,