2021 · Week 1 · Sep 4, 2021 · Jack Trice Stadium
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Win probability · ISU
modelISU aheadUNI aheadconfidence bandkey playISU scoreUNI score
What if? - hover the chart or a play below, then change how it went
Q2 14:44 · Nate Murphy punt for 36 yds, downed at the IowSt 41
Driver values - Δ win prob, pts
Pregame priorHome team on offenseGarbage-time factorScore diff ÷ offense timeoutsScore differentialBlowout margin
This game in five plays
- TD · Q2 7:25: Breece Hall run for 2 yds for a TD (Connor Assalley KICK) — ISU win probability +3.0 pts (now 92%) (top driver: ISU has the ball).
- FG · Q2 2:35: Matthew Cook 41 yd FG GOOD — UNI win probability +2.0 pts (now 14%) (top driver: UNI has the ball).
- FG · Q4 6:18: Connor Assalley 21 yd FG GOOD — ISU win probability +8.8 pts (now 91%) (top driver: ISU has the ball).
- KEY PLAY · Q4 2:03: Breece Hall run for 2 yds to the IowSt 42 — ISU win probability +7.4 pts (now 95%) (top driver: ISU has the ball).
- KEY PLAY · Q4 1:00: Will McElvain pass complete to Quan Hampton for 8 yds to the NIowa 18 — UNI win probability +5.1 pts (now 9%) (top driver: UNI has the ball).
Was that the right call?
Each option's modeled win probability for the team making the call, from the score, clock and field position before the play. Gaps under one point are close calls. How this works
Fourth downs
ISU made the numbers' call on 5 of 9UNI made the numbers' call on 8 of 8
- Q1 12:51UNI 4th & 20 at UNI 10, tiedAgrees with the numbersPunted · 4.6% before the snapGo for it4.5%−0.19% to convertField goalOut of rangePuntTheir call4.7%average punt
- Q1 11:30ISU 4th & 16 at ISU 45, tiedAgrees with the numbersPunted · 95.0% before the snapGo for it94.9%−0.216% to convertField goalOut of rangePuntTheir call95.1%average punt
- Q1 9:26UNI 4th & 13 at UNI 14, tiedAgrees with the numbersPunted · 5.3% before the snapGo for it5.2%−0.219% to convertField goalOut of rangePuntTheir call5.4%average punt
- Q1 7:33ISU 4th & 5 at ISU 39, tiedAgrees with the numbersPunted · 94.1% before the snapGo for it94.1%−<0.141% to convertField goalOut of rangePuntTheir call94.1%average punt
- Q1 1:06ISU 4th & 4 at UNI 18, down 7Close callKicked a field goal · 90.7% before the snapGo for it90.6%47% to convertField goalTheir call90.6%−0.179% to makePunt89.2%−1.4average punt
- Q2 14:44UNI 4th & 12 at UNI 23, up 4Agrees with the numbersPunted · 8.7% before the snapGo for it8.5%−0.422% to convertField goalOut of rangePuntTheir call8.9%average punt
- Q2 2:35UNI 4th & 7 at ISU 24, down 3Agrees with the numbersKicked a field goal · 12.5% before the snapGo for it12.0%−0.236% to convertField goalTheir call12.2%68% to makePunt9.8%−2.4average punt
- Q2 0:00ISU 4th & 5 at UNI 23, tiedAgrees with the numbersKicked a field goal · 85.6% before the snapGo for it85.4%−0.140% to convertField goalTheir call85.4%70% to makePunt82.3%−3.1average punt
- Q3 12:26ISU 4th & 4 at ISU 34, up 3Agrees with the numbersPunted · 85.4% before the snapGo for it85.7%−0.248% to convertField goalOut of rangePuntTheir call86.0%average punt
- Q3 9:40UNI 4th & 6 at UNI 45, down 3Agrees with the numbersPunted · 15.7% before the snapGo for it15.8%−0.440% to convertField goalOut of rangePuntTheir call16.1%average punt
- Q3 7:06ISU 4th & 1 at ISU 44, up 3Numbers favored go for it by 1.4 ptsPunted · 84.0% before the snapGo for it84.3%70% to convertField goalOut of rangePuntTheir call82.9%−1.4average punt
- Q3 2:36UNI 4th & 4 at ISU 42, down 3Agrees with the numbersWent for it · 20.6% before the snapGo for itTheir call21.4%48% to convertField goal19.1%−2.330% to makePunt20.0%−1.4average punt
- Q4 14:06ISU 4th & 12 at UNI 39, up 3Agrees with the numbersPunted · 80.4% before the snapGo for it79.9%−0.624% to convertField goal80.4%−0.236% to makePuntTheir call80.5%average punt
- Q4 11:38UNI 4th & 10 at UNI 35, down 3Agrees with the numbersPunted · 20.2% before the snapGo for it19.2%−2.129% to convertField goalOut of rangePuntTheir call21.3%average punt
- Q4 6:18ISU 4th & 4 at UNI 4, up 3Numbers favored go for it by 1.7 ptsKicked a field goal · 79.6% before the snapGo for it79.1%40% to convertField goalTheir call77.4%−1.793% to makePunt60.5%−18.6average punt
- Q4 4:15UNI 4th & 2 at UNI 33, down 6Agrees with the numbersWent for it · 17.5% before the snapGo for itTheir call15.3%57% to convertField goalOut of rangePunt11.6%−3.7average punt
- Q4 1:02ISU 4th & 1 at ISU 49, up 6Close callPunted · 94.7% before the snapGo for it94.9%70% to convertField goalOut of rangePuntTheir call94.2%−0.7average punt
After touchdowns: kick or go for two?
ISU made the numbers' call on 1 of 1UNI made the numbers' call on 1 of 1
- Q1 4:09UNI Touchdown, up 6 before the tryAgrees with the numbersKicked · madeKickTheir call7.7%97% to makeGo for two7.7%−<0.145% to convert
- Q2 7:25ISU Touchdown, up 2 before the tryAgrees with the numbersKicked · madeKickTheir call90.1%97% to makeGo for two90.1%−<0.145% to convert
Play by play - hover to pin the curve, click to jump
Download drive chartUNIDrive 1PUNT4 plays · -10 yds · 2:043% → 4%
Q1 14:55
1ST & 10
OWN 20
0
96.6%
Will McElvain pass complete to Vance McShane for no gain to the NIowa 20Similar
Q1 14:05
2ND & 10
OWN 20
0
96.5%
Will McElvain pass complete to Quan Hampton for no gain to the NIowa 20Similar
Q1 13:22
3RD & 10
OWN 20
-10
96.4%
Will McElvain sacked by Will McDonald IV for a loss of 10 yards to the NIowa 10Similar
Q1 12:51
4TH & 20
OWN 10
0
96.3%
Nate Murphy punt for 39 yds, fair catch by Tarique Milton at the NIowa 49Similar
own 0own 2550opp 25opp 0
ISUDrive 2PUNT4 plays · -6 yds · 1:1696% → 96%
Q1 12:00
2ND & 8
OPP 47
-8
96.2%
Brock Purdy pass complete to Joe Scates for a loss of 8 yards Joe Scates fumbled, recovered by IowSt Jared RusSimilar
own 0own 2550opp 25opp 0
UNIDrive 3PUNT4 plays · -3 yds · 1:484% → 4%
ISUDrive 4PUNT4 plays · 5 yds · 1:4396% → 95%
Q1 9:16
1ST & 10
OWN 34
0
95.6%
Brock Purdy pass complete to Tarique Milton for no gain to the IowSt 34Similar
Q1 8:41
2ND & 10
OWN 34
+4
95.4%
Brock Purdy pass complete to Jaylin Noel for 4 yds to the IowSt 38Similar
Q1 8:06
3RD & 6
OWN 38
+1
95.3%
Brock Purdy run for 1 yd to the IowSt 39 IOWA ST Penalty, Offensive Holding ( Yards) declinedSimilar
Q1 7:33
4TH & 5
OWN 39
+9
95.1%
Corey Dunn punt for 57 yds , Quan Hampton returns for 9 yds to the NIowa 13Similar
own 0own 2550opp 25opp 0
UNIDrive 5TD7 plays · 87 yds · 3:185% → 7%
Q1 7:27
1ST & 10
OWN 13
-5
95.1%
McElvain, Will pass complete to McShane, Deion for 22 yards to the NORTHIOWA35, PENALTY NORTHIOWA ineligible downfield on pass 5 yards to the NORTHIOWA8, NO PLAY.Similar
Q1 5:39
3RD & 11
OWN 12
+37
94.8%
Will McElvain pass complete to Deion McShane for 37 yds to the NIowa 49 for a 1ST downSimilar
Q1 5:00
2ND & 6
OPP 47
-5
94.3%
McElvain, Will pass complete to Scott, Jayden for 7 yards to the IOWAST40, PENALTY NORTHIOWA illegal touching 5 yards to the NORTHIOWA48, NO PLAY.Similar
Q1 4:09
2ND & 11
OWN 48
+52
93.1%
Will McElvain pass complete to Quan Hampton for 52 yds for a TD (Matthew Cook KICK)Similar
own 0own 2550opp 25opp 0
ISUDrive 6FG8 plays · 57 yds · 2:5793% → 93%
Q1 3:36
1ST & 10
OWN 37
+39
93.2%
Brock Purdy pass complete to Xavier Hutchinson for 39 yds to the NIowa 24 for a 1ST downSimilar
Q1 2:55
1ST & 15
OPP 29
+8
93.3%
Brock Purdy pass complete to Xavier Hutchinson for 8 yds to the NIowa 21Similar
Q1 2:19
2ND & 7
OPP 21
+3
93.1%
Brock Purdy pass complete to Tarique Milton for 3 yds to the NIowa 18Similar
own 0own 2550opp 25opp 0
UNIDrive 7PUNT5 plays · -2 yds · 1:147% → 7%
Q1 0:00
2ND & 14
OWN 21
+2
92.5%
Will McElvain pass complete to Quan Hampton for 2 yds to the NIowa 23Similar
own 0own 2550opp 25opp 0
ISUDrive 8TD14 plays · 59 yds · 7:0993% → 92%
Q2 12:55
1ST & 10
OPP 46
+5
92.1%
Brock Purdy pass complete to Breece Hall for 5 yds to the NIowa 41Similar
Q2 10:46
3RD & 7
OPP 32
+10
91.2%
Brock Purdy pass complete to Breece Hall for 10 yds to the NIowa 22 for a 1ST downSimilar
Q2 7:30
3RD & 3
OPP 5
+3
89.1%
Purdy, Brock pass incomplete to Scates, Joe, PENALTY NORTHIOWA pass interference (Sapp III, Benny) 3 yards to the NORTHIOWA2, NO PLAY, 1ST DOWN IOWAST.Similar
own 0own 2550opp 25opp 0
UNIDrive 9FG11 plays · 51 yds · 4:399% → 14%
ISUDrive 10END OF HALF11 plays · 52 yds · 2:1888% → 88%
Q2 2:18
1ST & 10
OWN 25
+11
87.9%
Brock Purdy pass complete to Xavier Hutchinson for 11 yds to the IowSt 36 for a 1ST downSimilar
Q2 1:48
3RD & 4
OWN 42
+7
88.1%
Brock Purdy pass complete to Xavier Hutchinson for 7 yds to the IowSt 49 for a 1ST downSimilar
Q2 1:34
1ST & 10
OWN 49
+11
88.6%
Brock Purdy pass complete to Xavier Hutchinson for 11 yds to the NIowa 40 for a 1ST downSimilar
Q2 1:09
1ST & 10
OPP 40
+12
88.6%
Brock Purdy pass complete to Xavier Hutchinson for 12 yds to the NIowa 28 for a 1ST downSimilar
Q2 0:39
2ND & 6
OPP 24
+3
88.8%
Brock Purdy pass complete to Jaylin Noel for 3 yds to the NIowa 21Similar
Q2 0:36
3RD & 3
OPP 21
-2
88.0%
Brock Purdy sacked by Jared Brinkman and Devin Rice for a loss of 2 yards to the NIowa 23Similar
own 0own 2550opp 25opp 0
ISUDrive 11PUNT7 plays · 23 yds · 2:2988% → 87%
UNIDrive 12PUNT8 plays · 15 yds · 2:4013% → 14%
Q3 10:48
1ST & 10
OWN 41
-5
84.7%
NORTHERN IOWA Penalty, False Start (Justin Peine) to the NIowa 36Similar
Q3 10:15
3RD & 15
OWN 36
+9
86.4%
Will McElvain pass complete to Logan Wolf for 9 yds to the NIowa 45Similar
Q3 9:40
4TH & 6
OWN 45
0
85.6%
Nate Murphy punt for 37 yds, fair catch by Tarique Milton at the IowSt 18Similar
own 0own 2550opp 25opp 0
ISUDrive 13PUNT5 plays · 26 yds · 2:2486% → 85%
Q3 9:30
1ST & 10
OWN 18
+17
86.1%
Brock Purdy pass complete to Joe Scates for 17 yds to the IowSt 35 for a 1ST downSimilar
Q3 8:25
2ND & 10
OWN 35
+7
85.6%
Brock Purdy pass complete to Breece Hall for 7 yds to the IowSt 42Similar
Q3 7:23
3RD & 3
OWN 42
+2
85.7%
Brock Purdy pass complete to Jaylin Noel for 2 yds Jaylin Noel fumbled, recovered by IowStSimilar
own 0own 2550opp 25opp 0
UNIDrive 14INT10 plays · 30 yds · 4:2416% → 20%
Q3 6:25
2ND & 9
OWN 29
+7
83.3%
Will McElvain pass complete to Quan Hampton for 7 yds to the NIowa 36Similar
Q3 4:30
3RD & 6
OWN 45
+7
80.4%
Will McElvain pass complete to Sam Schnee for 7 yds to the IowSt 48 for a 1ST downSimilar
Q3 3:25
2ND & 12
50
+8
80.2%
Will McElvain pass complete to Deion McShane for 8 yds to the IowSt 42Similar
Q3 2:36
4TH & 4
OPP 42
0
80.5%
Will McElvain pass intercepted Isheem Young return for no gain to the IowSt 26Similar
own 0own 2550opp 25opp 0
ISUDrive 15PUNT8 plays · 35 yds · 3:1982% → 81%
Q3 2:00
2ND & 7
OWN 29
+34
81.7%
Brock Purdy pass complete to Tarique Milton for 34 yds to the NIowa 37 for a 1ST downSimilar
Q3 0:34
1ST & 26
OWN 47
0
81.7%
Brock Purdy pass complete to Xavier Hutchinson for no gain to the IowSt 47Similar
Q4 15:00
3RD & 21
OPP 48
+9
80.2%
Brock Purdy pass complete to Breece Hall for 9 yds to the NIowa 39Similar
own 0own 2550opp 25opp 0
UNIDrive 16PUNT7 plays · 15 yds · 2:2220% → 19%
ISUDrive 17FG11 plays · 57 yds · 5:1782% → 91%
Q4 11:35
1ST & 10
OWN 39
+19
82.1%
Brock Purdy pass complete to Jared Rus for 19 yds to the NIowa 42 for a 1ST downSimilar
own 0own 2550opp 25opp 0
UNIDrive 18INT9 plays · 10 yds · 4:0014% → 12%
Q4 5:30
2ND & 9
OWN 26
+3
87.4%
Will McElvain pass complete to Tyler Hoosman for 3 yds to the NIowa 29Similar
Q4 4:58
3RD & 6
OWN 29
+4
87.1%
Will McElvain pass complete to Dom Williams for 4 yds to the NIowa 33Similar
Q4 3:55
1ST & 10
OWN 37
-10
85.8%
NORTHERN IOWA Penalty, Offensive Holding (Jared Penning) to the NIowa 27Similar
Q4 3:00
2ND & 19
OWN 28
+7
87.8%
Will McElvain pass complete to Deion McShane for 7 yds to the NIowa 35Similar
Q4 2:05
3RD & 12
OWN 35
-15
88.0%
Will McElvain pass intercepted Datrone Young return for 15 yds to the IowSt 40Similar
own 0own 2550opp 25opp 0
ISUDrive 19PUNT7 plays · 9 yds · 1:0195% → 96%
Q4 1:02
4TH & 1
OWN 49
0
95.9%
Corey Dunn punt for 41 yds, fair catch by Quan Hampton at the NIowa 10Similar
own 0own 2550opp 25opp 0
UNIDrive 20END OF 4TH QUARTER9 plays · 57 yds · 0:599% → 10%
Q4 1:00
1ST & 10
OWN 10
+8
90.8%
Will McElvain pass complete to Quan Hampton for 8 yds to the NIowa 18Similar
Q4 0:52
3RD & 2
OWN 18
+9
91.2%
Will McElvain pass complete to Quan Hampton for 9 yds to the NIowa 27 for a 1ST downSimilar
Q4 0:45
2ND & 10
OWN 27
+8
90.8%
Will McElvain pass complete to Deion McShane for 8 yds to the NIowa 35Similar
Q4 0:25
3RD & 2
OWN 35
+7
90.1%
Will McElvain pass complete to Sam Schnee for 7 yds to the NIowa 42 for a 1ST downSimilar
Q4 0:01
2ND & 10
OWN 42
+25
90.3%
Will McElvain pass complete to Sam Schnee for 25 yds to the IowSt 33 for a 1ST downSimilar
own 0own 2550opp 25opp 0
Biggest swings
End of Game · Final
Game over.
+9.7
FG · Q4 6:18
Connor Assalley 21 yd FG GOOD
+8.8
KEY PLAY · Q4 2:03
Breece Hall run for 2 yds to the IowSt 42
+7.4