No fatalities

13 Apr 2009: PIPER J3C 65 — Montrose, CO

Montrose, CO, United States

On 13 Apr 2009, a PIPER J3C 65 was involved in an aviation accident near Montrose, CO. No fatalities were reported. Investigators recorded the probable cause as: The pilot's inability to maintain aircraft heading and runway centerline after a wind shift from headwind to tailwind during lift-off. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

A pilot reported that a wind shift from headwind to tailwind after lift-off led to loss of heading control, causing the airplane to veer off the runway and strike a sign, bending the empennage.

Accident Overview

A pilot reported that during takeoff, immediately after lift-off, the prevailing wind shifted from a headwind to a tailwind. The pilot lost the ability to maintain aircraft heading and runway centerline. The airplane drifted toward the runway edge and settled onto the dirt beside the runway.

Sequence of Events

During the roll-out on the dirt, the airplane struck a taxiway location or runway holding position sign. The impact occurred midway between the passenger compartment and the empennage. As a result, the empennage was bent approximately 70 degrees to the right.

Weather Conditions

Weather reported at the time of the accident included: wind variable at 5 knots, visibility 10 miles, clear skies, temperature 18°C, dew point -4°C, and altimeter setting 30.00 inches of mercury.

Aircraft Examination

The pilot reported no mechanical anomalies with the airplane prior to the accident. An examination of the airplane after the accident revealed no mechanical anomalies.

Probable cause

The pilot's inability to maintain aircraft heading and runway centerline after a wind shift from headwind to tailwind during lift-off.

Contributing factors

PilotDirectional control — Not attained/maintained