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St. Louis Blues vs Calgary Flames prediction, odds, win probability, and matchup analysis for March 21, 2027

NHL matchup

St. Louis Blues at Calgary Flames

View the PlayerWON Model V2 prediction, fair odds, market comparison, team performance, and recent head-to-head history for March 21, 2027.

March 21, 2027 · 7:00 PM CST
Model V2 pick: St. Louis Blues at 52.3%
Prediction

Model V2 versus market

Compare PlayerWON win probabilities with fair odds and available market data.

St. Louis Blues logo
Away team

St. Louis Blues

52.3%
Fair American -110
Fair decimal 1.91
Calculate value
Simulated betting results

Team performance leading into this game

Model V2 · One-unit bets backing each team before Mar 21, 2027.

All Model Picks

Bets
3
Record
1-2
Net units
-0.25
ROI
-8.3%

Value Picks

Bets
11
Record
5-6
Net units
1.73
ROI
15.7%

Market Favourite

Bets
1
Record
0-1
Net units
-1.00
ROI
-100.0%

This game and later dates are excluded.

Recent usage

Forward trios & defense pairs

Most-used five-on-five trio and defense pair from each team's last 10 completed regular-season games before Mar 21. Historical usage, not confirmed lines for this matchup.

St. Louis Blues

10 / 10 games covered · Minimum 5 shared minutes

Defense pair

113:14 together · 10 games

xG share49.2%
Corsi for / against
104 / 102
Fenwick for / against
75 / 86
Corsi share
50.5%
Fenwick share
46.6%
xG for / against
5.79 / 5.98
All observed combinations

Calgary Flames

10 / 10 games covered · Minimum 5 shared minutes

Forward trio

60:08 together · 8 games

xG share57.4%
Corsi for / against
69 / 51
Fenwick for / against
52 / 37
Corsi share
57.5%
Fenwick share
58.4%
xG for / against
2.64 / 1.96
Defense pair

113:54 together · 10 games

xG share53.9%
Corsi for / against
126 / 94
Fenwick for / against
93 / 71
Corsi share
57.3%
Fenwick share
56.7%
xG for / against
5.69 / 4.86
All observed combinations

Ambiguous events and unreliable intervals are excluded. xG requires complete current scoring for each contributing game. These summaries do not change the model prediction.

Goalie predictions

Expected starters

Estimated starting chances among eligible goalies. These are model predictions, not confirmed starters.

Goalie context

Recent starting goalies

Each team's last recorded starter before this matchup. These are not confirmed or projected starters for this game. Results cover their last 5 appearances before the matchup.

Joel Hofer

St. Louis Blues · Last start: Oct 24

5 / 5 appearances covered

Shots faced
157
Save %
91.1
Goals allowed
14
Close-range shots %
34.4

Devin Cooley

Calgary Flames · Last start: Oct 26

5 / 5 appearances covered

Shots faced
163
Save %
92.0
Goals allowed
13
Close-range shots %
27.6
Pregame context · xG V1

Recent expected goals

Last 10 completed regular-season games before Mar 21, 2027. This game and later dates are excluded.

St. Louis Blues

xG for / game
2.90
xG against / game
2.82
xG differential / game
0.08

10 / 10 selected games fully scored. Historical chance quality, not a forecast of this game's goals.

Calgary Flames

xG for / game
2.71
xG against / game
3.20
xG differential / game
-0.48

10 / 10 selected games fully scored. Historical chance quality, not a forecast of this game's goals.

Recent play-by-play

Team tendencies before this game

Last 10 completed regular-season games before Mar 21, 2027. This game and later dates are excluded.

St. Louis Blues

10 / 10 games covered

Attempts / game
54.5
Corsi share (%)
49.7
Fenwick share (%)
47.5
Faceoff win %
49.9
Penalties / game
2.9

Shots / game: 26.7 · Shooting: 11.6% · Avg distance: 31.9 ft

Calgary Flames

10 / 10 games covered

Attempts / game
61.7
Corsi share (%)
50.2
Fenwick share (%)
48.7
Faceoff win %
48.5
Penalties / game
4.5

Shots / game: 29.6 · Shooting: 9.1% · Avg distance: 34.2 ft

Team comparison

Season and recent form

Season overview
St. Louis Blues STL
Metric
Calgary Flames CGY
11Points10
0.500Points %0.455
35Goals for28
35Goals against41
0Goal differential-13
L1Current streakW4
Road versus home
St. Louis Blues STL road
Metric
Calgary Flames CGY home
6Games7
2Wins4
4Points8
-2Goal differential-3
Last 10 games
St. Louis Blues STL
Metric
Calgary Flames CGY
4-5-1Record5-5-0
9Points10
31Goals for27
35Goals against35
-4Goal differential-8
History

Last 10 head-to-head games

St. Louis Blues STL 8 wins
10 games reviewed
Calgary Flames CGY 2 wins
Total goals31 – 21
Goal differential +10 / -10
Goals per game3.1 / 2.1
Shots per game27.0 / 32.6
Date Matchup Score Shots Details
Mar 18, 2026
St. Louis Blues St. Louis Blues at Calgary Flames Calgary Flames
1 - 2 27 - 31 View
Nov 11, 2025
Calgary Flames Calgary Flames at St. Louis Blues St. Louis Blues
2 - 3 40 - 31 View
Oct 11, 2025
St. Louis Blues St. Louis Blues at Calgary Flames Calgary Flames
4 - 2 28 - 29 View
Jan 16, 2025
Calgary Flames Calgary Flames at St. Louis Blues St. Louis Blues
1 - 4 29 - 29 View
Jan 14, 2025
Calgary Flames Calgary Flames at St. Louis Blues St. Louis Blues
1 - 2 28 - 25 View
Dec 5, 2024
St. Louis Blues St. Louis Blues at Calgary Flames Calgary Flames
4 - 3 24 - 39 View
Mar 28, 2024
Calgary Flames Calgary Flames at St. Louis Blues St. Louis Blues
3 - 5 28 - 19 View
Jan 23, 2024
St. Louis Blues St. Louis Blues at Calgary Flames Calgary Flames
4 - 3 26 - 35 View
Oct 26, 2023
St. Louis Blues St. Louis Blues at Calgary Flames Calgary Flames
3 - 0 35 - 27 View
Jan 12, 2023
Calgary Flames Calgary Flames at St. Louis Blues St. Louis Blues
4 - 1 40 - 26 View
This matchup prediction is generated using playerWON’s Model V2, incorporating team performance, recent form, and home/away effects. View full model performance to compare results across games.