Amateur/Home Built/Experimental
Flight Crew Air Transport Pilot (ATP); Flight Crew Instrument; Flight Crew Multiengine
Flight Crew Last 90 Days 60; Flight Crew Total 19650; Flight Crew Type 96
Ground Event / Encounter Loss Of Aircraft Control; Ground Event / Encounter Weather / Turbulence; Inflight Event / Encounter Weather / Turbulence
Flight Crew Regained Aircraft Control
Weather
Landing Runway XX in ZZZ experienced a bump on the runway after landing which was coupled with a wind shear causing a directional control problem. Pilot made control inputs to correct situation. Wind speed and direction varied greatly. Pilot was unable to maintain directional control. Aircraft ground looped to the right approximately midfield. No human injuries were sustained.
Pilot of an amateur-built aircraft reported a windshear-caused ground loop on landing rollout.