v. To "predict" events that have already occurred.
1994
Tyson made great hay of the mental paradigm his team uses to reach those goals, something he calls "backcasting," but it was never clear exactly what he was talking about (and why it's not called "aftcasting," a more apt converse of "forecasting").
1982
Les Waas, the Philadelphia advertising executive who shepherds the club through years of postponed activity, projected, with the benefit of hindsight, what he fondly calls "aftcasts" for 1982.
1975 (earliest)
Pre-workshop publicity and the program agenda gave a "forecast" of what to expect; this post-workshop "aftcast" tells one perception of what happened.