How to spot a Democratic wave

A new collection of data points highlights current key indicators — like presidential and party approval ratings — and compare the national mood this year to prior wave elections.

Reproduced from Mehlman Castagnetti Rosen & Thomas using WSJ/NBC, Pew, and Gallup data; Chart: Axios Visuals

Behind the numbers: The data points, compiled by lobbyist Bruce Mehlman, are similar to previous wave elections — particularly presidential and congressional approval.

Go deeper: Mehlman's full presentation on the midterms