Casualties unknown

Aircraft Sustains Major Wing Damage During Thunderstorm Encounter (N8199P)

Winslow, AR, US

On May 15, 1989, a Piper PA-24-250 (registration N8199P) operated by Mid-con Mfg Inc. was involved in an aviation accident near Winslow, AR. Investigators recorded the probable cause as: The pilot's decision to continue flight into known severe weather conditions, which resulted in loss of control due to structural failure of the wing. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

A private pilot flying under visual flight rules encountered intense thunderstorms along the planned route, resulting in significant structural damage to one wing before the aircraft impacted mountainous terrain.

What happened

The pilot was operating a private flight under visual flight rules (VFR) with no instrument rating. A VFR flight plan had been filed for the journey. Official weather observations indicated that thunderstorm activity was present along the proposed route of flight.

During the flight, the aircraft entered an area characterized by intense thunderstorm activity. Witnesses on the ground observed the accident aircraft descending while missing a large section of one wing. The aircraft subsequently impacted the ground in mountainous terrain.

The investigation

Investigation of the event focused on the witness observations regarding the structural integrity of the aircraft during descent. The primary finding was the loss of a significant portion of one wing, which occurred prior to impact.

Probable cause

The pilot's decision to continue flight into known severe weather conditions, which resulted in loss of control due to structural failure of the wing.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X28396. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.