Daytime highs will remain below average in the 40s. Overnight lows in the 20s and 30s are expected. Mostly clear skies are likely in northwest Montana while more cloud cover ligers further south.
Yellowstone National Park, famed for its geysers and hot springs, sits atop one of the world's largest active supervolcanoes.
New research has identified a 35,000-year-old basalt eruption as the youngest at Yellowstone, shifting our understanding of ...