Alertes en vigueurBlack Sands Beach, CA

What: Dangerously large breaking waves 25 to 35 ft.
Where: Southwestern Humboldt and Coastal Mendocino Counties.
When: From 4 PM Friday to 4 AM PST Sunday. .
Impacts: Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening surf conditions and significant beach erosion can be expected.
Additional Details: After only brief improvement late Saturday through Sunday, a second large swell is forecast late Sunday through Monday.

Large breaking waves along the coast will lead to increased wave run-up on beaches with waves topping and washing over large rocks and jetties. These large waves can be erratic and unpredictable. Use extra caution near the surf zone as these large waves will be capable of sweeping people into the frigid and turbulent ocean water. Mariners traversing the bar are urged to exercise extreme caution or stay in port until the threat subsides. Please contact the U.S. Coast Guard for information regarding harbor and bar closures.