days, weeks, etc. hence
(A certain number of) days after today. Grandma will be here three days hence, so you need to clean your room.
(A certain number of) weeks after today. We won't know the full extent of the research until several weeks hence.
...days, weeks, etc. ˈhence(formal) a number of days, etc. from now: The true consequences will only be known several years hence.
See also: hence