What is the outcome of encountering a wingtip stall during flight?

Encountering a wingtip stall results in a roll and loss of control due to the nature of how stalling affects the lift and drag on the wings. When one wingtip stalls, it loses lift before the other wing, causing an imbalance. This imbalance leads to the aircraft rolling toward the side that has experienced the stall. The loss of effective lift from the stalled wing causes a reduction in overall control authority, making it difficult for the pilot to maintain straight and level flight.

In contrast, other outcomes, such as achieving a balanced descent, higher speed flight, or a stable glide path, are inconsistent with the aerodynamic effects of a wingtip stall. During a stall, particularly at the wingtips, the aircraft cannot maintain stable flight dynamics, and instead, it faces serious control challenges that need immediate corrective actions by the pilot. Understanding these effects is crucial for maintaining safety and control in glider operations.