The lightning-sparked South Rim fire in Black Canyon of the Gunnison National Park has burned 3,556 acres with no containment and mandatory evacuations remain in place.

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

The South Rim Fire near Gunnison grew to almost 3,000 acres Saturday morning after its growth and lack of containment forced the closure of Black Canyon of the Gunnison National Park on Friday, when it was about 1,