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

Mount Spurr is one of 53 volcanoes in Alaska that have been active within the last 250 years. It is roughly 80 miles northwest of Anchorage.

Scientists from the Alaska Volcano Observatory have reported significant unrest at Mount Spurr, an 11,070-foot volcano located approximately 80 miles northwest of Anchorage, Alaska, indicating a potential eruption in the coming weeks or months,