NEW : The Rim Fire , which has burned nearly 200,000 acres , is 32 % contained . `` It looked like a thunderhead cloud , but it was smoke , '' hiker says of fire 's smoke . Blaze has cost more than $ 39 million to date . A wildfire that started in the San Bernardino National Forest and spread into Los Angeles County on Friday night had grown by about 10 percent overnight as winds picked up from the south, officials said.
NEW : The Rim Fire , which has burned nearly 200,000 acres , is 32 % contained . `` It looked like a thunderhead cloud , but it was smoke , '' hiker says of fire 's smoke . Blaze has cost more than $ 39 million to date . Forest Service chief says firefighting will continue for weeks .