Gov. Jared Polis has issued a verbal disaster declaration, freeing up state and federal resources for the 75-acre Oak Fire burning west of Pagosa Springs. Meanwhile, the Lee Fire has grown to one of the largest in state history.

One of the fires burning now more than 100,000 acres in Rio Blanco County in northwest Colorado continues to grow during ongoing "near-critical fire weather" conditions.

RIO BLANCO COUNTY, Colo. — The Lee Fire in Rio Blanco County has grown to the sixth largest in Colorado history, according to the Colorado Division of Fire Prevention and Control. The fire was mapped with infrared technology at more than 106,000 acres as of Sunday.