2020 US Senate Election based on Trump's Approval Ratings.

Democratic US Senate seats up for re-election in 2020 will remain in the Democratic column.
DE-Coons-D
IL-Durbin-D
MA-Markey-D
MI-Peters-D
MN-Smith-D
NH-Shaheen-D
NJ-Booker-D
NM-Udall-D/Lujan-D
OR-Merkley-D
RI-Reed-D
VA-Warner-D
All of these Democrats will get elected or re-elected with at least 55% of the popular vote.
Democratic US Senate seat up for re-election in 2020 will go Republican.
AL-Jones-D.
Republican US Senate seats up for re-election in 2020 will go Democratic.
AZ-McSally-R/Kelly-D
CO-Gardner-R/Hickenlooper-D
GA-Perdue-R and/or Isakson-R/Democratic Nominee in both GA US Senate seats.
IA-Ernst-R
ME-Collins-R/Gideon-D
NC-Tillis-R/Cunningham-D
TX-Cornyn-R/

In a Democratic wave, Democrats will have a net gain of 7 seats.