The battle for the Senate is set to hit a crescendo in the coming weeks as campaigns reach another gear and voters increasingly tune in after Labor Day.
Republicans have long been the favorite to win back the upper chamber, but Vice President Harris replacing President Biden has further scrambled the playing field for both parties.
As the weeks and months have wound down, so has the battlefield of contests — with Montana and Ohio likely comprising the ballgame for both parties.
While the GOP was hopeful to nab more seats, those chances have dwindled. Still, even after factoring in the Harris bump Decision Desk HQ gives Republicans a 70 percent chance to take the chamber.
Outside of West Virginia, which has been a foregone conclusion for months, here are the top five seats likely to flip:
Related Coverage
AllSides Picks
Recommended Reading
Building Relationships to Empower Trusted Messengers
"The Fulcrum" Contributor
August 24th, 2026
Red Blue Translator
Ballot Integrity
Red Blue Translator
Electoral College
Headline Roundup
USAID Report Claims Over 100 UNRWA Employees Participated in October 7 Attacks
August 28th, 2026