Federal Reserve Governor Christopher Waller has signaled that next week's August inflation release will be the decisive factor in how he votes at the upcoming policy meeting, with hotter-than-expected data potentially prompting him to back an interest rate increase.

Speaking Thursday at an event hosted by Reuters, Waller stated plainly that "if the inflation data comes in hot, I would consider supporting a rate hike," adding that even a "modest acceleration" in price pressures could push him toward a more restrictive policy stance. He also acknowledged that recent figures have finally shown "some signs of cooling" in inflation, though price growth remains well above the Fed's 2% target.

The remarks triggered an immediate market response, with Treasury futures climbing and the yield curve steepening while the U.S. dollar index slid to its session low. Federal funds futures currently imply a better than 60% probability of a September hike, though pricing for near-term tightening eased from 16 basis points to roughly 13 basis points following Waller's comments. Expectations for cumulative tightening by year-end also narrowed from 38 basis points to approximately 34 basis points.

All Eyes on September 11 CPI Print

Waller explicitly identified next Friday's August Consumer Price Index report as the pivotal data point for his decision-making. He indicated that if the figures demonstrate continued progress toward the 2% inflation target, he would be comfortable holding rates steady. However, should the progress reverse course, he noted that a "slight adjustment to the policy stance would help ensure inflation returns to its downward trajectory."

The Fed has now held rates unchanged for five consecutive meetings, with policymakers scheduled to convene in Washington from September 15-16. Waller characterized the current policy rate as only "mildly" restrictive on the economy, suggesting that even a modest inflation rebound could be enough to disrupt his inclination to maintain the status quo.

Internal Divergence Grows as Officials Strike Different Tones

Prior to Waller's remarks, the Federal Reserve had already displayed notable internal divisions on monetary policy direction. At the July meeting, three voting members of the Federal Open Market Committee supported a 25-basis-point rate increase, underscoring the strength of the hawkish faction within the central bank.

Fed Chair Kevin Warsh said last week at the annual Jackson Hole economic symposium that it remains unclear whether overall financial conditions are genuinely restrictive, adding that if officials lack confidence in the inflation trajectory, then "there is work to be done." Governor Michael Barr echoed similar concerns on Tuesday, warning that after more than five years of inflation running above target, price pressures carry a risk of becoming entrenched, and the central bank should be prepared to raise rates as soon as this month.

In contrast, New York Fed President John Williams struck a comparatively dovish tone, citing evidence that inflation continues to moderate as tariff-related shocks fade, and noting that energy price increases have not yet spread to other service sectors.

Contrasting Communication Philosophies Between Waller and Warsh

Waller also devoted time during his speech to articulating his views on central bank communications, offering a notable counterpoint to Warsh's approach. He argued that effective monetary policy communication should focus on three core objectives: the current policy stance, the outlook for future policy, and forward guidance under specific circumstances.

Warsh has previously committed to reforming how the central bank communicates with the public, including eliminating forward guidance and reducing the frequency of speeches and official statements. That strategy drew criticism from bond investors in July, who argued that Warsh has failed to provide sufficient information about the economic outlook.

Waller expressed reservations about such an approach, acknowledging that forward guidance is not appropriate in all circumstances, "but when it is genuinely needed, I believe it should be used." He emphasized that clearly conveying policy direction to businesses and households helps provide the public with a more defined set of expectations.

Market Reaction: Treasuries Strengthen, Dollar Comes Under Pressure

Following Waller's remarks, markets moved quickly. Treasury futures climbed to session highs, with yields across the 2-year to 10-year maturities generally declining 2 to 3 basis points. The front end and belly of the curve showed the strongest performance, with both the 2s/10s and 5s/30s spreads widening by more than 1 basis point to reach their session peaks. The dollar index fell approximately 0.5%, while the yen surged sharply, gaining as much as 2% at one point during trading.

Market attention now centers on two upcoming data releases: Friday's employment report and the September 11 CPI reading. Waller said he expects the jobs data to confirm that the labor market remains in a "satisfactory state." Until the inflation figures are released, considerable uncertainty remains regarding the path of monetary policy in September.