Firefighters battling the Oregon Flat Fire, which has so far torched nearly 22,000 acres, could face setbacks if the latest weather conditions shift, officials cautioned Monday. The raging blaze, which is only 5% contained, has destroyed homes and buildings. Thousands of families have been forced to evacuate.

The largest wildfire in Oregon remains under a red flag warning through Aug. 26, meaning it's expected to continue growing in the foreseeable future.

Four homes and six other structures have been destroyed by a wildfire sweeping through central Oregon as thousands of homes in the state and in Northern California wine country remained under evacuati