What does a yellow diamond-shaped sign signify?

A yellow diamond-shaped sign is universally recognized as a warning sign that alerts drivers to potential hazards or changes in road conditions. These signs are designed to provide advanced notice of situations that may require drivers to adjust their speed, be more cautious, or prepare for unexpected road conditions ahead.

For example, a yellow diamond sign might indicate a sharp curve in the road, a pedestrian crossing, or the presence of animals near or on the roadway. The primary function of these signs is to promote safety by giving drivers time to react appropriately to various conditions that could affect their driving, thus reducing the likelihood of accidents. This contrasts with other signage, such as regulatory signs, which provide instructions that must be followed, or directional signs, which help guide drivers along a route. The distinctive shape and color of warning signs ensure they are easily identifiable and convey important information quickly to drivers.