College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2010 · Week 3 · Sunday, September 26, 2010

Seattle Seahawks beat San Diego Chargers, 27–20

The Seahawks closed as 3.5-point underdogs and won outright. The betting market gave them a 36% chance.

Final27–20
Upset size3.5
Chance to win36%
Rank in 201047th of 47

It was the 2nd-biggest of 2 NFL upsets in 2010 Week 3, and the 47th-biggest of the 2010 season. Seattle Seahawks pulled off 3 other upsets in 2010.

Other NFL upsets in 2010 Week 3

  1. 4.5-point underdog33% to winRecap
    Upset size4.5

Seattle Seahawks’ other 2010 upsets

  1. Wild Card round9.5-point underdog19% to winRecap
    Upset size9.5
  2. Week 66-point underdog30% to winRecap
    Upset size6
  3. Week 103.5-point underdog35% to winRecap
    Upset size3.5

More: Seattle Seahawks upsets · San Diego Chargers upsets · all Week 3 upsets · how upset size works