Ocean Rescue said those currents are why they rescued 10 people over the last two days, and why a teen tragically drowned.

For years, these flags have been warning beachgoers about surf conditions. Now, one local tech company says they plan on bringing the system into the 21st century.

This beautiful beach in Tenerife has just put up warning flags to caution ... it's crucial to stay vigilant and heed the lifeguard's instructions. A purple flag signals the presence of jellyfish.

Fort Lauderdale Ocean Rescue officials said the holiday and the rip currents were why so many people needed help.

On the Tuesday of their visit, beach conditions were reportedly calm, with lifeguard flags waving green, signaling safe conditions. However, Palm Beach County Ocean Rescue officials warn that rip ...