SRD:Blown Away

Blown Away
Depending on its size, a creature can be blown away by winds of high velocity. A creature on the ground that is blown away is knocked down and rolls 1d4 &times; 10 feet, taking 1d4 points of nonlethal damage per 10 feet. A flying creature that is blown away is blown back 2d6 &times; 10 feet and takes 2d6 points of nonlethal damage due to battering and buffering.