On a more serious note. I was given this link about mortgage rate forecasting and I thought it was very interesting.
They have the following table showing their predicted rates:
The people at forecasts.org seem pretty confident that the rates will be very low in August when we are scheduled to close on the house.
Here are some other links with some similar predictors:
Of course no one can predict the upcoming rates with certainty, but it seems like in my opinion that rates will generally hold or go lower. For the moment I am going to hold off on locking my rate to see what happens. Here's to hoping that there are no whammies!