She graduated from Neuqua Valley High School, where in addition to soccer she also played varsity basketball.

As a child she participated in gymnastics, which helped her in developing the flip throw-in that became a signature of her soccer career.

In 2005 she won a state title alongside her future college teammates, Brittany Bock and Amanda Clark.

She was sidelined for portions of her tenure with the Fighting Irish due to injuries, but still notched 90 games-played with 63 starts.

The team made four consecutive trips to the NCAA College Cup (Weissenhofer and the rest of her senior class were only the second Notre Dame group to achieve this), including making it to the championship game in 2006 and 2008.

[13] The Red Stars reached the championship game, but they lost 2–1 to the Orange County Waves in extra time.

[15] The Red Stars made it to the championship game, losing on penalties to the WNY Flash.