Oct 12, 2002
Accident
Substantial Vinson, OK
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The pilot's inadvertent flight into adverse weather conditions during cruise resulting in his failure to maintain control of the helicopter, and his failure to maintain rotor rpm. Contributing factors relating to the accident included the frontal activity associated with the adverse weather condition and the variable wind.
NTSB FTW03LA011