Forecast: Updated predictions for each first-round matchup

Popovich: Eventually somebody has to win on the road (0:38)

Spurs coach Gregg Popovich speaks on the difficulties of winning on the road, the matchup between brothers Pau and Marc Gasol and the benefit of adding David Lee to the starting lineup. (0:38)

The Golden State Warriors, Cleveland Cavaliers and Houston Rockets have already punched their tickets. Who will join them and advance to the second round of the NBA playoffs?

We polled the ESPN Forecast panel of experts heading into Game 6 of the five remaining first-round series.

Here are the results, displaying each team's updated chances to win the series, along with predictions from ESPN's Basketball Power Index (BPI), FiveThirtyEight and a fan poll.

More: BPI odds | FiveThirtyEight projections | Vote! | 2017 Playoffs

ESPN Forecast: Celtics complete the comeback

Series: Celtics lead, 3-2
Prediction: BOS (84 percent)

ESPN Forecast: Raptors overcome young Bucks

Series: Raptors lead, 3-2
Prediction: TOR (75 percent)

ESPN Forecast: Wall's Wizards take down Hawks

Series: Wizards lead, 3-2
Prediction: WAS (72 percent)

ESPN Forecast: Spurs finish off Grizzlies

Series: Spurs lead, 3-2
Prediction: SA (90 percent)

ESPN Forecast: Jazz add to Clips' playoff woes

Series: Jazz lead, 3-2
Prediction: UTAH (75 percent)

ESPN Forecast and the fan panel predictions were conducted in coordination with Microsoft Research. Join the fan panel here.