Mount Spurr near Anchorage is emitting dangerous gases and experiencing unrest, signs that it is likely to erupt in coming weeks or months.

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

Increasing volcanic activity at the over 11,000-foot-tall, snowcapped volcano in Alaska is likely a sign of its impending first eruption since 1992, experts say. Mount Spurr, located about 75 miles West of Anchorage,

Increased volcanic activity on Alaska's Mount Spurr volcano could lead to an eruption in the coming weeks or months, scientists say.

Volcanologists at the Alaska Volcano Observatory have been monitoring volcanic unrest since April of last year.

In the shadow of Alaska's bustling city, Mount Spurr whispers of its ancient power. Elevated gas emissions suggest a restless giant beneath the surface.