In an article from WDAY News 6: 
They have got be saying if this is freezin’, keep it coming at the annual Freeze-a-thon at NDSU.

We all know February temps are usually in the deep freeze, instead of this mild weather we are having. The Alpha Tau Omega fraternity and the Kappa Delta sorority are standing outside in shifts raising money during the annual Freeze-a-thon.

They are raising money for Nokomis child care centers. The Freeze-a-thon runs thru Thursday.