That was a gloomier view than many in the market have gravitated towards in recent days and sent investors out of stocks, away from riskier currencies and in to bonds and the dollar.
"That's been the follow-through, and it's played into a broad rebound in the dollar," said Rodrigo Catril, FX analyst at National Australia Bank in Sydney.
"But the takeaway is the Fed remains fully committed to its ultra easy monetary polices," he said. "That should be supportive for risk assets, and on a structural basis we still think the U.S. dollar is embarking on a cyclical downturn."
Neither Powell nor the Fed's statement brooked any suggestion that the central bank's massive liquidity injections would be waning any time soon, with the statement promising bond buying to continue "at least at the current pace".
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Powell also said the question remains open as to whether the Fed will use yield curve controls, reinforcing expectations that it is gearing up to do so and pressing benchmark 10-year yields back down under 0.8%.
Against a basket of currencies the dollar was steady at 96.050, just above a three-month low hit on Tuesday. Sterling held at $1.2738, just above its 200-day moving average.
Markets are looking ahead to U.S. jobless claims data due at 1230 GMT. A slight slowdown in jobless claims is expected, though some traders might be primed for a positive surprise after Friday's payrolls report showed a completely unexpected easing in the jobless rate