Aerobatic
Flight Crew Private
Flight Crew Last 90 Days 8; Flight Crew Total 488; Flight Crew Type 69
Training / Qualification; Situational Awareness
Ground Event / Encounter Ground Strike - Aircraft; Ground Event / Encounter Loss Of Aircraft Control; Inflight Event / Encounter Weather / Turbulence
Aircraft Aircraft Damaged
Aircraft; Human Factors; Weather
After carrying out 3 prior landings; [I made a] normal approach on center line. Normal landing made and as plane slowed to walking pace it began to ground loop. Aircraft controlled by rudder/braking inputs; [but the] aircraft nosed over [and] came to stop just right of runway center line and parallel to runway direction. Suspected wind shear. Pilot shut down systems and fuel system and exited aircraft. No injuries to pilot. Minimal damage to prop and spinner - no structural damage; weather was CAVOK.
Great Lakes 2T pilot reported a ground loop occurred late in the landing roll when he encountered suspected wind shear.