The uncertainty that has rattled markets for days also eased Thursday as allies of Syrian President Bashar Assad moved to block a rapid military strike in response to evidence of a chemical weapons attack.
Dow Jones industrial futures are up 24 points to 14,830. S&P futures have added 2.8 points to 1,635. Nasdaq futures are up 10 points to 3,078.25.
Economists expect the U.S. Commerce Department will revise second-quarter growth upward by to a 2.3 percent annual rate, based on stronger-than-expected trade data.
And most are expecting weekly jobs numbers to show the number of Americans seeking unemployment benefits remained near five-year lows.