What should you do if you see a red flag with a white diagonal stripe on a beach?

When you see a red flag with a white diagonal stripe on a beach, it indicates that there are dangerous conditions present, such as strong currents or high surf. The flag signals to swimmers that they should stay out of the water to ensure their safety. This precaution is crucial because ignoring the warning could lead to serious risks, including drowning or injury from rough waves and powerful currents.

It is essential to understand that this type of flag is a warning for high hazard conditions. Taking heed of such warnings helps protect not only your safety but also the safety of others around you. Being aware of beach warnings is an important aspect of responsible boating and swimming, ensuring an enjoyable experience for everyone while minimizing the risk of accidents. The other options, such as cautiously entering the water or attempting to swim back to shore, do not adequately address the potential dangers posed by the conditions indicated by the flag.