when the dust has settled

when the dust has settled

When things have become more calm or stable; when the consequences (of something) have become known or manageable. I know things have been really hectic during this project, so let's all take a bit of a break and return to it when the dust has settled. Lots of people opposed the gay marriage legislation, but when the dust has settled, I hope they'll see that there was no reason to be afraid of it.
See also: dust, settle
Farlex Dictionary of Idioms.

when the dust has settled

Also, after or once the dust settles . When matters have calmed down, as in The merger is complete, and when the dust has settled we can start on new projects. This idiom uses dust in the sense of "turmoil" or "commotion," a usage dating from the first half of the 1800s.
See also: dust, settle
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • after the dust has settled
  • after the dust settles
  • once the dust has settled
  • get steamed up
  • addict
  • addict (one) to (something)
  • addict to
  • a can of worms
  • can of worms
  • can of worms, it's a/like opening a