Dow Jones industrial futures are up 79 points to 13,924. The broader S&P futures have added 8 points to 1,501.40. Nasdaq futures are up 13.5 points to 2,725.
Another ride higher appears to be on the way in major markets Tuesday after a significant downturn Monday, the first trading day since the Dow surpassed 14,000 for the first time since 2007.
The Institute for Supply Management releases its index of service firms Tuesday. Economists forecast that the index dipped to 55.2 in January, from 55.7 in December. Any reading above 50 indicates expansion.