Definition of: forecast

(fôr′kast′, -käst′, fōr′-) v.t. ·cast, ·cast·ing
1. To calculate or plan beforehand.
2. To predict; foresee.
3. To foreshadow. See synonyms under ANTICIPATE, AUGUR.
—noun
1. Meteorol. An antecedent calculation or determination, especially in regard to weather conditions over a short period of time on the basis of charted data.
2. Previous contrivance; also, plan.
3. Forethought; foresight.
4. A prophecy. See synonyms under ANTICIPATION, PRUDENCE.