538 has launched their general election forecast and has Clinton at 80% to win.
Their poll of polls has Clinton at 49%, Trump 42% and Johnson 8%.
On the electoral college they project Clinton 354 and Trump 183. In the swing states they have Clinton winning Arizona, North Carolina, Colorado, Ohio, Iowa and Florida. Trump to win Missouri, Georgia, South Carolina, Mississippi, Kansas, Indiana, Texas and Utah.
The 183 projected for Trump (and it is only a projection) would be the worst result for the Republicans since 1996 when they got 159.