Since the election, stocks have soared and bond prices have plunged. This has led to an increase in interest rates for government bonds, corporate bonds and even mortgage rates.
Unfortunately, there are multiple contributing factors, but no simple and clear reason for the move upward.
The Fed is talking about another rate increase in December. Nobody really knows where it will go next. So you can choose to watch cautiously or rush to lock in rates.
If you are buying real estate I recommend a heart to heart chat with your lender.