Surf along three of Oahu's four coastlines is on the way down, big a big swell is due in on Sunday, the National Weather Service said.

Surf along north-facing shores will decrease to heights of 4 to 7 feet today.

Surf along west-facing shores will diminish to heights of 3 to 5 feet.

Surf along east-facing shores will lower 3 to 5 feet.

Surf along south facing shores will remain at 2 feet or less.

Outlook through Tuesday, Jan. 13: The west northwest swell will continue to decline into the weekend. A northwest swell due on Sunday may boost surf well above the advisory level across north and west facing shores through Monday.