https://www.gamespot.com/articles/new-fortnite-downtime-over-patch-602-out-now/1100-6462404/

A new Fortnite patch is coming Wednesday, October 10, developer Epic Games has announced. It's patch 6.02, and as of yet, there is no official word on what it'll contain, but there are some clues. [Update] Downtime for Fortnite has been completed and patch 6.02 is now available. It adds a new Limited Time Mode and a rocket launcher. Check out the full Fortnite update 6.02 patch notes for further details.

What we do know is that Epic is bringing down Fortnite's servers starting at 1 AM PT / 4 AM ET to introduce the update. Patch notes will be released at that time, so keep checking back with GameSpot for more.