Rotation tightens (note how vertical the right side is compared to the last shot) as a clear slot becomes evident to the left. There may be a tornado in this shot, in the middle of the wall cloud, but again, I'm enjoying the structure too far away from the base to have a definitive answer.

Rotation tightens (note how vertical the right side is compared to the last shot) as a clear slot becomes evident to the left. There may be a tornado in this shot, in the middle of the wall cloud, but again, I'm enjoying the structure too far away from the base to have a definitive answer.