During which weather event would you expect a squall to occur?

A squall is characterized by a rapid onset of strong winds and often accompanied by precipitation such as rain or snow. This phenomenon occurs typically due to the development of a cold front or the presence of convective activity in the atmosphere, which leads to an abrupt change in weather conditions.

The correct answer indicates the occurrence of sudden strong gusts of wind along with rain or snow, perfectly aligning with the definition of a squall. This scenario highlights the typical conditions under which squalls develop, offering pilots important insights into flight safety and weather prediction. Recognizing the signs of squalls is essential for aviators, as they can significantly affect aircraft performance and safety during flight operations.

The other choices, such as a calm and sunny day or a clear night with stars visible, do not involve the rapid changes in weather conditions associated with squalls. Gentle rain may suggest some adverse weather but lacks the strong wind component that characterizes a squall. Understanding these distinctions assists pilots in anticipating challenging weather patterns and preparing adequately for variations in flight conditions.