Oregon wildfires: Dozens of people missing in deadly blazes !
She implored householders to stay out of the fire zones despite reports of looting.
Oregon's emergency management director Andrew Phelps said they were braced for a "mass fatality event" from the fires.
The infernos have killed at least four in Oregon and 11 elsewhere. One hundred blazes are now scorching 12 US states.
What did the governor say?
She told reporters on Friday: "As of now, there are early reports from our state police that there are dozens of missing persons related to the fires specifically in Jackson, Lane and Marion counties."
The governor, a Democrat, also clarified that 40,000 Oregonians were under mandatory evacuation orders.
State officials said a day earlier that half a million people were affected. But Ms Brown said on Friday the higher figure inclu...