Heavy winds that swept through Black Canyon of the Gunnison National Park on Sunday night started “rapid fire spread” after a relatively slow day of growth, according to fire officials.

Firefighters are trying to contain several more fires on the Western Slope, and air quality alerts are in effect for much of the state.

A wildfire that's burning in the southern part of Black Canyon of the Gunnison National Park in western Colorado has grown to more than 1,600 acres. It has damaged some park equipment and several outbuildings.