What is the minimum following distance required in adverse weather conditions?

In adverse weather conditions, such as rain, snow, fog, or ice, maintaining a safe following distance is crucial for ensuring adequate stopping time and preventing collisions. When visibility and road traction are compromised, drivers need more space to react to the actions of the vehicle in front of them.

The recommendation to maintain at least a 5-second following distance in these conditions allows for additional reaction time and adjustment to sudden stops or changes in speed by the lead vehicle. This extended distance accounts for the increased stopping distances that are typically needed on slippery or wet roads, thereby significantly enhancing safety.

This approach not only helps in preventing rear-end collisions but also gives drivers a buffer to analyze the driving situation ahead and make well-informed decisions, making it a fundamental principle of safe driving practices in adverse weather.