A red flag warning has been issued for the Carlton Complex Fire area due to a forecast that calls for scattered thunderstorms and erratic winds.
Thunderstorms are possible in the vicinity of the fire this afternoon, according to the incident meteorologist from the National Oceanic and Atmospheric Administration.
A flash flood watch is also in effect for the fire area due to the possibility of isolated rain.
Fire officials reported significant gains in containment, despite high temperatures and low humidity. The fire is now 71 percent contained.
Over 3,000 personnel are fighting the lightning-sparked wildfire that is over 252,000 acres in size.
Governor Jay Inlsee has extended burn ban for Eastern Washington has been extended until noon on August 8.