1)higher than 2012 margin of victory?(over 4 percent)
2)higher than 2006 margin of victory but lower than 2012 margin of victory? (over 1 percent but under 4 percent)
3)lower than 2006 margin of victory?(under 1 percent)
4)Tester-D loses re-election
Which option is likely to occur?

1)higher than 2006 margin of victory?(over 12 percent)
2)higher than 2012 margin of victory but lower than 2006 margin of victory?(over 6 percent but under 12 percent)
3)lower than 2012 margin of victory?(under 6 percent)
4)Brown-D loses re-election.
Which option is likely to occur?

Democratic Held US Senate Seats likely to go Republican
1)IN (Donnelly-D)if a non controversial top tier Republican challenger runs.
Republican Held US Senate Seats likely to go Democratic
1)AZ (Flake-R)if a top tier Democratic challenger runs or Flake-R loses in the primary.
2)NV (Heller-R)
Democrats will narrowly hold onto MO(McCaskill-D),MT(Tester-D),ND(Heitkamp-D)and OH(Brown-D)
Republicans will narrowly hold onto TX (Cruz-R)

the 2010 MA US Senate Special Election?

2018
NJ-Murphy-D +1
VA-Northam-D
2019
AZ-Garcia-D +2
CA-Newsom-D
CO-Kennedy-D
CT-Wyman-D
FL-Graham-D +3
GA-Evans-D +4
HI-Ige-D
IL-Kennedy-D +5
MI-Whitmer-D +6
MN-Walz-D
NV-Buckley-D +7
NH-Marchand-D +8
NM-Lujan Grisham-D +9
NY-Cuomo-D
OH-Sutton-D +10
OR-Brown-D
PA-Wolf-D
RI-Raimondo-D

Landslide Margin Democratic Victory.
CA (Feinstein-D) and WA (Cantwell-D) could end up facing a Democrat in November, CA and WA both have blanket primary. A Democratic primary challenger in CA and WA could finish in 2nd place in the primary leading to a Dem vs Dem matchup in November. 25D
NY (Gillibrand-D)26D
VT (Sanders-I/D)27D
HI (Hirono-D)28D
MA (Warren-D)29D
RI (Whitehouse-D)30D
DE (Carper-D)31D
MN (Klobuchar-D)32D
CT (Murphy-D)33D
MD (Cardin-D)34D
NM (Heinrich-D)35D
MI (Stabenow-D)36D
NJ (Menendez-D replacement)37D
ME (King-I/D)38D
Low Double Digit Margin Democratic Victory
VA (Kaine-D)39D
PA (Casey-D)40D
High Single Digit Margin Democratic Victory
WI (Baldwin-D)41D
FL (Nelson-D)42D
WV (Manchin-D)43D
Narrow Margin Democratic Victory
MT (Tester-D)44D
OH (Brown-D)45D
NV (Rosen-D)46D
Too Close too Call
MO (McCaskill-D)47D
IN (Donnelly-D)48D
ND (Heitkamp-D)49D
Narrow Margin Republican Victory
AZ (Flake-R)45R
High Single Digit Margin Republican Victory
TX (Cruz-R)46R
Low Double Digit Margin Republican Victory
UT (Hatch-R)47R
Landslide Margin Republican Victory
TN (Corker-R)48R
MS (Wicker-R)49R
NE (Fischer-R)unopposed 50R
WY (Barrasso-R)unopposed 51R

AZ (Flake-R) Mark Kelly-D
MS (Wicker-R) Ray Mabus-D
NE (Fischer-R) Brad Ashford-D
NV (Heller-R) Jacky Rosen-D
TN (Corker-R) Andy Berke-D
TX (Cruz-R) Beto O'Rourke-D
UT (Hatch-R) Jim Matheson-D
WY (Barrasso-R) Dave Freudenthal-D
Kelly (D-AZ) and Rosen (D-NV) have a greater than 50 percent chance of defeating the Republican incumbents- Flake (R-AZ) and Heller (R-NV).
O'Rourke (D-TX),Matheson (D-UT) and Freudenthal (D-WY) could defeat the Republican incumbents- Cruz (R-TX),Hatch (R-UT) and Barrasso(R-WY) if there is a strong Democratic wave or a strong conservative Independent/Third Party candidate running in the November General Election.
Mabus (D-MS),Ashford (D-NE) and Berke (D-TN) could get elected if the Republican incumbents Wicker (R-MS),Fischer (R-NE) and Corker (R-TN) lose in the Republican primary.
Democrats contesting and winning all of those states could help vulnerable Democratic incumbents win re-election.
FL (Nelson-D)if Scott-R runs.
IN (Donnelly-D)
MI (Stabenow-D)if Snyder-R runs.
MO (McCaskill-D)
MT (Tester-D)
ND (Heitkamp-D)
OH (Brown-D)
Democrats could end up with 56 US Senate Seats in 2019 if Democrats hold onto every Democratic held seat and pick up every Republican held seat in 2018.
Democrats could end up with 60 US Senate Seats in 2021 if in 2020- Democrats unseat Republican incumbents in
CO (Gardner-R)
GA (Perdue-R)
IA (Ernst-R)
NC (Tillis-R)
Democrats could also pick up
ME -if Collins-R retires or loses in the Republican primary.

Ossoff(GA-6) should run for Lt Governor of GA in 2018, then US Senate in 2020 against Perdue-R
Thompson (KS-4) runs for the US Senate in 2020 to replace Roberts-R
Quist (MT-AL) runs for Governor in 2020.
Parnell (SC-5) runs for US Senate in 2020 against Graham-R

December 2017
Strange (R-AL) loses in the Republican primary.
Early 2018
Menendez (D-NJ) is forced to resign- Governor Murphy-D appoints successor.
November 2018
Carper (D-DE) retires- gets replaced by Markell-D,Blunt Rochester-D,or Denn-D
Cardin (D-MD) retires- gets replaced by Sarbanes-D, Jon Cardin runs for MD-3.
Corker (R-TN) retires- gets replaced by Haslam-R
Heller (R-NV) loses in the November General Election to Rosen-D
Flake (R-AZ) loses in the Republican primary or the November General Election against Mark Kelly-D
Hatch (R-UT) loses in the Republican primary.
Feinstein (D-CA) loses in November if a Democrat finishes in 2nd place in the blanket primary.
Democratic incumbent US Senators who are vulnerable in the November General Election
Donnelly (D-IN) loses if Republican nominee does not pull a Mourdock-R
McCaskill (D-MO) loses if Republican nominee does not pull an Akin-R
Heitkamp (D-ND) vs Cramer (R-ND) could go either way.

Colorado State Senate
Connecticut State Senate
Florida Governorship(Graham-D or Gillum-D)
Georgia Governorship(Abrams-D or Evans-D)
Illinois Governorship (Biss-D,Kennedy-D,or Pritzler-D)
Iowa Governorship and State Senate
Maine Governorship and State Senate
Maryland Governorship- Democratic Governor of MD and Democratic controlled State Legislature can redraw US House Districts in MD to make the delegation entirely Democratic. Turn MD-1 into a Democratic leaning district without endangering MD-2,MD-3,MD-5,and MD-8.
Michigan Governorship (Whitmer-D)
Minnesota State Senate
Nevada Governorship (Ford-D,Marshall-D,Miller-D or Sisolak-D)
New Hampshire Governorship(Marchand-D) and State Senate
New Jersey Governorship(Murphy-D)
New Mexico Governorship (Lujan Grisham-D)
New York State Senate
Ohio Governorship (Sutton-D)
Texas State Senate
Virginia State Senate
Washington State Senate
Wisconsin Governorship and State Senate