How does the NBA Game Simulator work?

The NBA Game Simulator uses possession-by-possession modeling and player statistics to predict outcomes, scores, and player performance.

Are NBA predictions updated daily?

Yes. NBA game predictions and player stat projections are refreshed daily based on the latest stats, injuries, and matchups.

How accurate are the NBA predictions?

Accuracy varies by day and matchup. We publish performance summaries so you can track results over time.

How often are predictions refreshed?

Predictions refresh daily and may update during the day when key injuries or depth chart changes occur.

NBA Predictions for 12/19/2025

Look for Jalen Brunson (Knicks) to have a big day. In today's simulations he averaged 36.2 points per game.
To view all of today's player projections, you'll need a GameSim+ account.

Odds: Line | O/U

Today's NBA Games
Date/Time	Matchup	Prediction	Actual	Result
10/22/2025 10 PM	Minnesota Timberwolves @ Portland Trail Blazers by 5	Minnesota Timberwolves WIN 112.2-103.7 won 69.31% of sims, average margin of 8.5 Prediction Projected Stats	Minnesota Timberwolves wins 118-114
10/24/2025 10 PM	Golden State Warriors @ Portland Trail Blazers by 3	Portland Trail Blazers WIN 109.5-108.8 won 51.11% of sims, average margin of 0.7 Prediction Projected Stats	Portland Trail Blazers wins 139-119
10/26/2025 9 PM	Portland Trail Blazers @ Los Angeles Clippers by 8.5	Los Angeles Clippers WIN 118.9-101.3 won 82.34% of sims, average margin of 17.6 Prediction Projected Stats	Los Angeles Clippers wins 114-107
10/27/2025 10:30 PM	Portland Trail Blazers @ Los Angeles Lakers by 3.5	Los Angeles Lakers WIN 113.5-109.0 won 62.36% of sims, average margin of 4.5 Prediction Projected Stats	Portland Trail Blazers wins 122-108
10/29/2025 9 PM	Portland Trail Blazers @ Utah Jazz by 3.5	Utah Jazz WIN 119.4-111.7 won 64.22% of sims, average margin of 7.7 Prediction Projected Stats	Portland Trail Blazers wins 136-134
10/31/2025 10 PM	Denver Nuggets @ Portland Trail Blazers by 5.5	Denver Nuggets WIN 127.3-116.0 won 70.56% of sims, average margin of 11.3 Prediction Projected Stats	Portland Trail Blazers wins 109-107
11/3/2025 10 PM	Los Angeles Lakers @ Portland Trail Blazers by 9.5	Los Angeles Lakers WIN 117.7-116.4 won 54.31% of sims, average margin of 1.2 Prediction Projected Stats	Los Angeles Lakers wins 123-115
11/5/2025 10 PM	Oklahoma City Thunder @ Portland Trail Blazers by 3.5	Oklahoma City Thunder WIN 123.8-115.6 won 64.91% of sims, average margin of 8.2 Prediction Projected Stats	Portland Trail Blazers wins 121-119
11/8/2025 8 PM	Portland Trail Blazers @ Miami Heat by 3.5	Miami Heat WIN 125.8-116.1 won 69.69% of sims, average margin of 9.7 Prediction Projected Stats	Miami Heat wins 136-131
11/10/2025 7 PM	Portland Trail Blazers @ Orlando Magic by 2.5	Orlando Magic WIN 120.8-111.8 won 69.22% of sims, average margin of 9.0 Prediction Projected Stats	Orlando Magic wins 115-112
11/12/2025 8 PM	Portland Trail Blazers @ New Orleans Pelicans by 8.5	New Orleans Pelicans WIN 113.4-111.7 won 53.13% of sims, average margin of 1.7 Prediction Projected Stats	Portland Trail Blazers wins 125-117
11/14/2025 8 PM	Portland Trail Blazers @ Houston Rockets by 7.5	Houston Rockets WIN 119.9-110.2 won 71.88% of sims, average margin of 9.7 Prediction Projected Stats	Houston Rockets wins 140-116
11/16/2025 7:30 PM	Portland Trail Blazers @ Dallas Mavericks by 3	Dallas Mavericks WIN 118.8-116.8 won 51.56% of sims, average margin of 2.0 Prediction Projected Stats	Dallas Mavericks wins 138-133
11/18/2025 11 PM	Phoenix Suns @ Portland Trail Blazers by 1.5	Portland Trail Blazers WIN 118.7-116.7 won 55.00% of sims, average margin of 2.1 Prediction Projected Stats	Phoenix Suns wins 127-110
11/19/2025 10 PM	Chicago Bulls @ Portland Trail Blazers by 3.5	Chicago Bulls WIN 122.5-117.5 won 61.67% of sims, average margin of 4.9 Prediction Projected Stats	Chicago Bulls wins 122-121
11/21/2025 10 PM	Portland Trail Blazers @ Golden State Warriors by 10.5	Golden State Warriors WIN 118.2-115.7 won 54.03% of sims, average margin of 2.5 Prediction Projected Stats	Portland Trail Blazers wins 127-123
11/23/2025 7 PM	Portland Trail Blazers @ Oklahoma City Thunder by 16.5	Oklahoma City Thunder WIN 133.1-115.7 won 85.94% of sims, average margin of 17.4 Prediction Projected Stats	Oklahoma City Thunder wins 122-95
11/24/2025 8 PM	Portland Trail Blazers @ Milwaukee Bucks by 1	Milwaukee Bucks WIN 117.0-110.4 won 63.59% of sims, average margin of 6.6 Prediction Projected Stats	Portland Trail Blazers wins 115-103
11/26/2025 10 PM	San Antonio Spurs @ Portland Trail Blazers by 1.5	San Antonio Spurs WIN 111.2-111.1 won 49.58% of sims, average margin of 0.1 Prediction Projected Stats	San Antonio Spurs wins 115-102
11/30/2025 6 PM	Oklahoma City Thunder @ Portland Trail Blazers by 11.5	Oklahoma City Thunder WIN 115.1-114.8 won 50.89% of sims, average margin of 0.3 Prediction Projected Stats	Oklahoma City Thunder wins 123-115
12/2/2025 7:30 PM	Portland Trail Blazers @ Toronto Raptors by 5	Toronto Raptors WIN 122.3-118.4 won 58.44% of sims, average margin of 3.9 Prediction Projected Stats	Toronto Raptors wins 121-118
12/3/2025 7 PM	Portland Trail Blazers @ Cleveland Cavaliers by 10	Cleveland Cavaliers WIN 116.1-105.9 won 70.00% of sims, average margin of 10.2 Prediction Projected Stats	Portland Trail Blazers wins 122-110
12/5/2025 7:30 PM	Portland Trail Blazers @ Detroit Pistons by 8	Detroit Pistons WIN 120.3-111.6 won 70.16% of sims, average margin of 8.7 Prediction Projected Stats	Detroit Pistons wins 122-116
12/7/2025 6 PM	Portland Trail Blazers @ Memphis Grizzlies by 2	Memphis Grizzlies WIN 115.9-112.4 won 56.79% of sims, average margin of 3.5 Prediction Projected Stats	Memphis Grizzlies wins 119-96
12/11/2025 8 PM	Portland Trail Blazers @ New Orleans Pelicans by 4	New Orleans Pelicans WIN 120.2-99.8 won 86.25% of sims, average margin of 20.4 Prediction Projected Stats	New Orleans Pelicans wins 143-120
12/14/2025 9 PM	Golden State Warriors @ Portland Trail Blazers by 5	Portland Trail Blazers WIN 113.4-111.4 won 55.97% of sims, average margin of 2.0 Prediction Projected Stats	Portland Trail Blazers wins 136-131
12/18/2025 10 PM	Sacramento Kings @ Portland Trail Blazers by 5.5	Portland Trail Blazers WIN 117.4-100.1 won 82.08% of sims, average margin of 17.3 Prediction Projected Stats	Portland Trail Blazers wins 134-133
12/20/2025 10 PM	Portland Trail Blazers @ Sacramento Kings	Simulate
12/22/2025 10 PM	Detroit Pistons @ Portland Trail Blazers	Simulate
12/23/2025 10 PM	Orlando Magic @ Portland Trail Blazers	Simulate
12/26/2025 10 PM	Los Angeles Clippers @ Portland Trail Blazers	Simulate
12/28/2025 6 PM	Boston Celtics @ Portland Trail Blazers	Simulate
12/29/2025 10:30 PM	Dallas Mavericks @ Portland Trail Blazers	Simulate
12/31/2025 8 PM	Portland Trail Blazers @ Oklahoma City Thunder	Simulate

Legend/Totals

Correct Picks	18 (66.7%)
Incorrect Picks	9 (33.3%)
Final Margin within 5 Pts	8 (29.6%)
Beat the Spread	16 (59.3%)

NBA Predictions for 12/19/2025

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