Updated after game 5:
538: 57% to win game 4, 90% to win the series
https://projects.fivethirtyeight.com/2018-nba-predictions/
Basketball Reference: 92% to win the series
https://www.basketball-reference.com/friv/playoffs.html
Playoff Status: 57% to win game 4, 90% to win the series
http://www.playoffstatus.com/nba/nbaplayoffschedule.html
Who Wins: 67% to win game 3, 94% to win the series
* based on first round historical precedents, for teams that are up 3-2 with home court advantage
http://www.whowins.com/2018series/nba2018a.html
Updated after game 3:
Spoiler:
Updated after game 2:
Spoiler:
After game 1:
Spoiler: