Mozilla will release the Firefox 32 final to the stable channel in the coming 24 hour period. In addition to that, the organization will also move all other channels to the next major version in line.
This results in the release of Firefox 33 Beta, Firefox 34 Aurora and Firefox 35 Nightly in the same time period.
While the update has not been released yet officially, it is expected that the update announcement will be made in the next couple of hours.
As usual, it will be made available to the bulk of users via the browser's automatic update feature.
To find out which version of Firefox you are running, type about:support in the browser's address bar and look for the value under Application Basics.