Noah Brune, last year’s 5K Junior National Champ, will compete in the 7.5K this weekend in Tempe.
Water temperatures on Thursday have risen to 68 degrees Fahrenheit.
U.S. Olympian Alex Meyer will make an appearance at the Open Water Select Camp, which runs from June 10-14 at Lake Castaic in Santa Clarita, California.
The 10-kilometer national championship will be contested June 13, followed by the 5K on June 15. The Sandhills Sandsharks swim team and the North Carolina Swimming LSC will serve as hosts for the meet.