The banks are getting their bets down on Britain's Brexit vote, per Bankrate:
Mortgage rates rebounded modestly this week, with the benchmark 30-year fixed mortgage rate rising to 3.73%, according to Bankrate.com's weekly national survey. The 30-year fixed mortgage has an average of 0.19 discount and origination points.
The larger jumbo 30-year fixed erased last week's move, returning to 3.71 percent, and the average 15-year fixed mortgage rate bumped up to 2.97 percent mark. Adjustable mortgage rates were mostly higher, with the 5-year ARM inching higher to 3.06 percent and the 10-year ARM climbing to 3.44 percent.