In meteorology, what does the term "isobars" refer to?

Isobars are lines drawn on a weather map that connect points of equal atmospheric pressure. These lines help meteorologists visualize the pressure patterns in the atmosphere, which are crucial for understanding weather systems. High and low pressure systems significantly influence weather conditions, including wind speed and direction, precipitation, and temperature changes.

The spacing of the isobars is important as well; closely spaced isobars indicate a steep pressure gradient, suggesting strong winds, while widely spaced isobars indicate a gentle pressure gradient with lighter winds. This information is vital for pilots, as it aids in anticipating weather changes and planning flight routes accordingly. Understanding isobars and their implications on weather can enhance flight safety and efficiency.