The pilot was landing on runway 25 "with a gusty crosswind component." During the roll-out, the airplane began to "track right and off [the] runway." The airplane departed the right side of the runway and ground looped. The reported winds were 330 degrees at 8 knots. According to the pilot operating handbook, the Cessna 180 has a 12 knot maximum demonstrated crosswind component. The crosswind component was calculated to be 8 knots.