The pilot reported that, during approach, the airplane "caught a sudden down draft", and the tailwheel struck the top of a 5 ft. fence. Subsequently, the airplane nosed over.

The airplane sustained substantial damage to the left wing and empennage.

The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

The automated weather observation system located about 20 nautical miles from the accident site reported that, about the time of the accident, the wind was from 190° at 3 knots. The pilot reported that the sky condition was clear, visibility unlimited, temperature 45°F, wind was from 270° at 8 to 10 knots. The pilot landed to the west.