With the U.S. economy now at or near the Federal Reserve's goals of full employment and 2-percent inflation, the U.S. central bank should continue raising interest rates gradually over the next couple of years, a Fed policymaker said on Friday.

"If the economy evolves roughly as I suspect, I will likely support further increases over the course of the year," Atlanta Federal Reserve Bank President Raphael Bostic said in remarks prepared for delivery to the Tennessee Economic Forum.

Read more in CNBC.