CANADA STOCKS-TSX futures dip ahead of US data storm

April 30 (Reuters) - Futures for Canada's main stock index edged lower on Wednesday, as investors cautiously awaited key U.S. economic data releases, wrapping up a turbulent month dominated by U.S. trade policy.

June futures on the S&P/TSX index .SXFcv1 were down 0.25% at 6:48 a.m. ET (1048 GMT).

Investors will be on the lookout for the U.S. first-quarter gross domestic product data, March's reading of the PCE price index and ADP employment figures later in the day to assess the economic health of the world's largest economy.

U.S. President Donald Trump signed a pair of orders to soften the blow of his auto tariffs on Tuesday, offering credits and relief from other levies on materials, while his trade team touted its first deal with a foreign trading partner.

However, the 25% tariffs on the 8 million imported vehicles will still remain in effect.

Canadian Prime Minister Mark Carney's Liberal Party, which retained power in Monday's election, has promised to support the economy in a trade war through increased spending, including on infrastructure.

In commodities, gold prices fell for the second straight session, while oil prices extended declines and were set for their largest monthly drop in almost three and a half years.

Copper prices fell over 2%, heading towards their worst month since November amid weak data from top metals consumer China and lingering trade uncertainty.

Canada's main stock index rose to a near four-week high on Tuesday, boosted by positive U.S. corporate earnings and investor relief that the uncertainty of the Canadian general election is now in the rearview mirror.

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