Boulder County is closing all its trails and open space areas west of U.S. 36 from sunset today through Saturday because of high winds and extreme fire danger, according to a news release.

A wildland fire sparked in Boulder County west of Longmont on Wednesday. The fire is in the Heil Valley Ranch off of Geer Canyon Drive, according to the Boulder County Sheriff’s Office. As of 8 p.m., ...

Power is set to be shut off for some 18,000 residents in Boulder and Jefferson counties on Saturday afternoon due to fire danger, Xcel Energy announced Saturday.

The wildfire burning near Boulder was fully contained Saturday night, fire officials said. Fire crews stayed on scene ...

Xcel says a public safety power shutoff will begin around 2 p.m. Saturday amid Red Flag conditions. Trails west of Highway 36 are closed.