NTSB Probable Cause

INADVERTENT VFR FLIGHT BY THE PILOT INTO INSTRUMENT METEOROLOGICAL CONDITIONS (IMC), AND HIS FAILURE TO MAINTAIN CONTROL OF THE AIRCRAFT DUE TO SPATIAL DISORIENTATION. FACTORS RELATED TO THE ACCIDENT WERE: THE ADVERSE WEATHER CONDITIONS, SELF-INDUCED PRESSURE ON THE PILOT TO MAKE THE FLIGHT, AND THE PILOT'S LACK OF INSTRUMENT EXPEREINCE.