in the offing

Short definition from Wiktionary

Prepositional phrase

1. 1
   Within the area of the sea known as the offing; at a considerable distance from land, but visible from shore, often in reference to an approaching ship.
2. 2
   Soon to come; likely to happen; in the foreseeable future; projected to occur; on the horizon; in the wind.
3. 3
   At a distance, but visible.