Visitors to the South Unit may experience up to 30 minute delays and rough road conditions due to road construction along East River Road. Construction is expected to be complete by October 1. Check back for updates Updated 08/13/2014 5:16 pm MT
"In midsummer the storms are rarely of long duration, but are very severe while they last."
The park receives an average of 15 inches of precipitation per year. Violent thunderstorms can occur in the summer, and blizzard conditions may occur in the winter.
Did You Know?
During the brutal winter of 1886-1887, Theodore Roosevelt lost up to 60% of his cattle herd to cold and starvation. More...