Today's mortgage rates have shifted in different directions, depending on their term. According to Zillow, the 30-year fixed mortgage rate is up slightly to 6.47%, and the 15-year fixed rate has ticked down to 5.66%. However, the rate on the 5/1 adjustable-rate mortgage (ARM) has decreased for the third day in a row. It could be a good time to get an ARM because they usually start out with lower rates than what you'll get with a fixed-rate mortgage. If you plan to sell your house before the intro-rate per ...