Compiled this up.
This is how the Senate turned out, and don't @ about "muh unrepresentative, use the House map instead" or "muh CA/NY bloat", as this can actually get pretty instructive too. Anyway,
Overall: D+3.3
30%: Less than 1 to the nation
40%: 1-5 pts of nation
50%: 5-10 pts of nation
70%: 10-20 pts of nation
90% More than 20
100%: One party lockout.
Closest D Overall: Michigan
Closest R Overall: Pennsylvania
Strongest D Overall: Hawaii
Strongest R Overall: Wyoming
Closest to Relative: Arizona
Tipping Point: Montana