Federal Reserve Chair Jerome Powell said interest-rate cuts are uncertain next year.Alex Wong/Getty ImagesThe Federal Reserve cut interest rates in its final decision of the year.It also penciled in two interest-rate cuts in 2025.Still, Powell said that Trump's proposed trade policies pose economic uncertainty.President-elect Donald Trump's potential trade policies could change the Federal Reserve's plans in the coming year.On Wednesday, the Federal Open Market Committee announced its third consecutive interest-rate cut of the year, lowering rates by 25 basis points.