How do weather conditions affect stopping distances?

Weather conditions play a crucial role in determining stopping distances. When roads are wet or icy, friction between the tires and the road surface decreases, which significantly increases the amount of distance required for a vehicle to come to a complete stop. This is due to the reduced traction that affects the braking efficiency. Drivers may notice that it takes longer to stop in rainy conditions as water creates a thin layer that inhibits the tires' grip. Similarly, icy roads create a slick surface that further hinders braking capability, requiring more careful distance calculations and adjustments in driving behavior.

This understanding emphasizes the importance of adjusting driving speed and maintaining larger following distances during inclement weather. Such adjustments can help ensure safety by allowing more time and space to respond to sudden stops or obstacles on the road.