The dollar index strengthened on Wednesday (September 23) as markets firmly anticipated further interest rate hikes by the Federal Reserve this year. During Asian trading hours, the dollar index rose 0.17% to around 100.70, its highest level in seven months. According to the CME FedWatch tool, the probability of the Fed raising rates at least once more this year is close to 90%. Recent statements from several Fed officials regarding the upside inflation risks from demand and supply shocks and the need for further rate hikes have strengthened the dollar.

A flurry of statements from Federal Reserve officials reinforced expectations of further tightening.

Elias Haddad of Brown Brothers Harriman points out that Federal Reserve officials are reinforcing the prospect of further tightening, highlighting the institution's constructive view on the dollar. The institution notes that St. Louis Fed President Musaleem (a non-voting member this year) warned that "further rate hikes may be needed to curb inflation," while Chicago Fed President Goolsby (a voting member in 2027) warned that policy could shift to a "more aggressive and increasingly proactive" approach if demand is deemed too hot. The institution believes that the hawkish guidance from both current and future FOMC participants helps maintain the perception that "more tightening is on the way," supporting the US's growth and yield advantage relative to the euro, pound, and yen. The flurry of statements from officials indicates that policymakers remain highly vigilant about inflation stickiness and are unwilling to declare victory prematurely. This consistent signal across voting and non-voting members strengthens market expectations regarding the policy path, keeping the dollar relatively strong among major currencies and continuing to attract inflows of funds seeking interest rate differentials.

Barkin's statement echoed the earlier remarks; the effects of the interest rate hike remain to be seen.

On Tuesday, Richmond Fed President Barkin stated, "Last week's rate hike will help restore price stability, and we will observe whether further rate hikes are needed." This statement echoed comments from Musalaim and Goolsby, indicating a broad consensus within the Fed on further tightening. Market pricing suggests a near 90% probability of at least one more rate hike, an expectation that directly supports the dollar. Barkin emphasized the data-dependent principle, acknowledging the effectiveness of actions already taken while leaving room for flexible adjustments based on subsequent inflation and employment data. His cautious wording avoided explicit commitments but remained consistent with the overall hawkish tone, further solidifying the market perception that "the tightening cycle is not over." Investors therefore continued to price in higher final interest rates, and the dollar remained strong, supported by interest rate expectations, putting continued pressure on other major currencies.

The US dollar index hit a more than seven-month high, driven by interest rate differentials.

The US dollar index rose to around 100.70, its highest level in over seven months. The Federal Reserve's hawkish rhetoric contrasts with the policy paths of the European Central Bank and the Bank of Japan, supporting the dollar's interest rate advantage. Goolsby's warning that policy could become "more aggressive and increasingly proactive" further reinforced market expectations that the Fed might accelerate its tightening pace. If subsequent US economic data supports this assessment, the dollar may continue to receive support. Widening interest rate differentials increase the attractiveness of dollar assets, drawing funds from lower-yielding markets in the Eurozone and Japan to the US, pushing the dollar index higher. In the short term, as long as the Fed maintains its hawkish communication and other major central banks remain relatively cautious, the dollar's relative advantage is expected to continue, putting downward pressure on non-interest-bearing assets such as gold and silver, as well as emerging market currencies.

Summarize

The US dollar index is currently supported by both hawkish comments from the Federal Reserve and expectations of further rate hikes, rising to a new high near 100.70. Statements from Musalaim, Goolsby, and Barkin have created broad consensus, with the market pricing in a near 90% probability of at least one more rate hike. Goolsby's warning that policy could be "more aggressive and increasingly front-loaded" has provided additional upward momentum for the dollar. Going forward, attention should be paid to US PMI, inflation, and employment data, as well as further statements from Fed officials, to determine whether the rate hike path will be further strengthened. If the data supports the Fed's hawkish stance, the dollar may continue to test higher levels; if the data weakens, rate hike expectations may cool, and the dollar will face downward pressure. (US Dollar Index Daily Chart, Source: FX678) At 12:19 Beijing time, the US Dollar Index was at 100.69.