Palm Beach's chief lifeguard confirmed the tar balls were spotted along the town's Atlantic Ocean coastline. Their origin is unclear.

The tar balls that washed up on South Florida beaches, from Hollywood to Palm Beach County, seem to be dissipating on their own, the Coast Guard said Monday. “We conducted aerial flights and physical searches in the water but did not determine a definitive source,

Over the weekend, something unusual washed up along South Florida beaches. The United States Coast Guard spent this past weekend investigating reports of tar balls from Lake Worth Beach to Boynton Beach and as far south as Fort Lauderdale Beach.