Firefighters are making more progress at another fire near Woodward, about 125 miles (201 kilometers) northwest of Oklahoma City.
The weather for April 18 isn't giving firefighters a break in western Oklahoma.
The fire risk is dropping in Kansas, where temperatures have dropped from highs in the lower to mid-80s (27-30 Celsius) to around 60 (15 Celsius).
With three massive smoke plumes billowing across more than 283,000 acres of Dewey County, firefighters and aircraft from around the country are working nonstop.
The National Weather Service issued Red Flag Fire warnings for the region through Tuesday.
Colorado fire crews battled wildfires Tuesday, as dry conditions and warm wind gusts up to 60 miles per hour help spread the flames. The affected area and the extreme conditions will exist near and west of a line from Alfalfa County to Cotton County.
Emergency management officials say a 61-year-old man died from fire-related injuries near the town of Leedey, and a woman was killed in her auto outside a home near Seiling.
According to the Oklahoma Forestry Service, at present the 34 Complex Fire in Woodward is responsible for burning an estimated 67,776 acres and is 45 percent contained. And in Seiling, a flare up southeast of Seiling claimed the attention of the many new strike teams there under the U.S. Forestry Service Incident Command. "So do not let your guard down".
Now there are about 115 firefighters working on containment of the 34 Complex Fire, said U.S. Forestry Service Public Information Officer John C. Nichols.
"The winds are coming, but wet weather is supposed to be coming too, and we're hoping the wet weather will arrive", Nichols said.