possible. >> firefighters battling wildfires in montana, idaho, washington and california. the total acres burned so far this year is more than 7 million. for mere, here is pedram javaheri. >> incredible temperature trend the next couple of days. looks like some improvement going from 90 in the northwest to the 70s. unfortunately with all of this comes gusty wind and the concern around the fire threat over the western portion of the united states. look at this footage. this is coming out of an area near the soto fire in boise, idaho. what is known as a fire tornado developing over this weregion. you get differences in air masses that create tornadoes, but in this case you have tremendous heat rising from the flames in the vicinity around 2,000 degrees fahrenheit and turbulent weather in the vicinity of this area picks it up and brings up columns of rotation that is occur in this fire nado as it's known. has the potential to cause