NTSB Identification: NYC83FFJ02.
The docket is stored on NTSB microfiche number 20950.
Accident occurred Saturday, April 30, 1983 in CLARKSON, NY
Aircraft: GRUMMAN G-164A, registration: N5309
Injuries: 1 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PILOT WAS DIVERTING FROM THE ARPT OF DEPARTURE TO AN ALTERNATE ARPT BECAUSE OF THE SEVERE WEATHER. THE TURBULENCE ENCOUNTERED WAS SO SEVERE, ACCORDING TO THE PILOT'S STATEMENT, THAT HE LOST CONTROL OF THE ACFT. PARTIAL CONTROL WAS REGAINED BUT TOO LATE TO AVOID GROUND CONTACT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FLIGHT INTO KNOWN ADVERSE WEATHER..CONTINUED..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..THUNDERSTORM


Contributing Factors

WEATHER CONDITION..RAIN


Contributing Factors

WEATHER CONDITION..HIGH WIND


Contributing Factors

WEATHER CONDITION..TURBULENCE(THUNDERSTORMS)

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