By the fall , the eastern two - thirds of the state will be dry . In Wyoming , the wind chill is expected to be between 30 to 50 below zero . The storm system plowed into all that arctic cold air in Alaska and northern Canada , forcing it south . Farmers urged to move cattle into a barn .
By the fall , the eastern two - thirds of the state will be dry . In Wyoming , the wind chill is expected to be between 30 to 50 below zero . Farmers urged to move cattle into a barn .