Madilynn Lamoureux, left, and Tanner Heath, both of Livermore, cool off in Brettuns Pond in Livermore on Wednesday. Temperatures in the region were in the 80s.

Tyler Dutra of Livermore retrieves his toy boat after the waves from a passing boat pulled it away from the family as they sat in Brettuns Pond in Livermore on Wednesday.

Tyler Heath of Livermore blows bubbles in Brettuns Pond in Livermore on Wednesday afternoon.