1. The swimmer got caught in a powerful riptide and had to be rescued by a lifeguard.
2. The warning signs at the beach indicated that there was a dangerous riptide present.
3. It is important to be cautious when swimming in the ocean, especially in areas known for riptides.
4. The surfer was pulled out to sea by a strong riptide, but managed to swim back to shore.
5. The riptide was so strong that even experienced swimmers struggled to stay afloat.
6. The sudden appearance of a riptide took the boaters by surprise, causing them to lose control of their vessel.
7. The lifeguard warned beachgoers to stay close to shore and avoid swimming in areas with riptides.
8. The riptide was so powerful that it swept away anything in its path, including debris and marine life.
9. The diver was pulled underwater by a riptide, but managed to swim against the current and reach the surface.
10. The beach was closed to the public due to the dangerous riptides that were present along the shoreline.