The 5-foot-7 junior raced to the Class 4A individual state championship this past season with a time of 17:14.37, leading the Knights to second place as a team. Tyynismaa also won the Jesse Owens Classic, the Section 1 championship, the Warhawk Challenge and the Spain Park Invitational.
Tyynismaa has maintained a 3.70 GPA in the classroom. She will begin her senior year of high school this fall.
A religious education instructor at her church, Tyynismaa has volunteered locally on behalf of Meals on Wheels and the Humane Society.