"We're just in a bear market and the trend is for lower prices and the leading reason is we have high inflation and there's some indications that it may not have peaked," said Rusty Vanneman, chief investment strategist at Orion Advisor Solutions.
The U.S. central bank is likely to raise rates by 75-basis points for the fourth straight time this year in November.
Analysts also said that the Fed will not relax its aggressive stance until there is a visible impact on the U.S.
labor market, which has so far been resilient.
At 12:19 p.m. ET, the Dow Jones Industrial Average was down 47.36 points, or 0.16%, at 30,476.44, the S&P 500 was down 20.32 points, or 0.55%, at 3,699.66, and the Nasdaq Composite was down 68.71 points, or 0.64%, at 10,703.69.