Federal Reserve Chairman Jerome Powell has signaled the U.S. central bank could take a break from increasing interest rates at some point. His colleagues are now debating how quickly to consider such a pause.

The Federal Open Market Committee is almost certain to keep rates steady at the close of its two-day meeting Wednesday in Washington and will reinforce bets on a move in September if it repeats a reference to further gradual rate hikes in the accompanying policy statement.

Pricing in federal funds futures contracts shows almost zero expectation for a move at this meeting versus a probability a little above 80 percent in September.

Powell told Congress on July 17 that gradual rate moves were the plan “for now,” which is the kind of qualifier the committee could add to its statement to hint at a future breather in the tightening campaign.

Read more in Bloomberg.