"Eastside Fire and Rescue spokeswoman Josie Williams said more than 450 people were evacuated overnight. The Department of Natural Resources said that the sheriff's office called for additional evacuations this morning.
"The fire was moving so quickly that many people set livestock free to save them as the flames advanced, she said. The Kittitas County Fairgrounds is accepting pets and livestock as well."
An intense heatwave in the West has been fueling more than a dozen fires in Washington, Idaho and California. Reuters reports that together the fires have burned about 230,000 acres.
The AP reports that in Washington, the winds haven't been helping. It also hasn't rained in three weeks.
"Unless Mother Nature helps us out here, we're going to be fighting this awhile," Joe Seemiller, a captain in Kittitas County Fire and Rescue, told the AP.