High Surf Advisory issued October 18 at 1:36AM EDT until October 21 at 8:00AM EDT by NWS Miami FL

* WHAT…For the High Rip Current Risk, dangerous rip currents expected. For the High Surf Advisory, large breaking waves of 7 to 12 feet expected in the surf zone. * WHERE…Coastal Palm Beach County. * WHEN…For the High Rip Current Risk, from late tonight through Thursday evening. For the High Surf Advisory, from 8 AM Sunday to 8 AM EDT Wednesday. * IMPACTS…Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.

Official safety instructions

Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.

National Weather Service: View official alert and latest details.