What the article doesn't say is that all political parties are near record lows. Republicans and democrats fair better than the Tea Party because they are larger. Tea party members view the tea party favorably. Republicans are split between moderates and conservatives and liberals, being statist, have a more favorable view of democrats but no party has a favorable majority.
When the punishment of Obamacare kicks in fully, opinion polls will move and elections are far enough away that this moment in history will soon be forgotten. What won't be forgotten is the money people will be forced to waste on insurance and deductibles that are worse than they had before Obamacare.