Here's what you need to know about Forest Lake's Fourth of July activities. The carnival begins Thursday, July 2 at 5 p.m. the Forest Lake American Legion, noon on July 3, 11 a.m. on July 4, and noon on July 5 (closing at 5 p.m.), with food vendors, rides, and games. Bingo will also take place at the Legion from 5 to 10 p.m. today and July 3, and from 11 a.m. to 5 p.m. on July 5. Live music begins at 8 p.m. each night at the Legion from July 2-4.