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forecast

American  
[fawr-kast, -kahst, fohr-] / ˈfɔrˌkæst, -ˌkɑst, ˈfoʊr- /

verb (used with object)

forecast, forecasted, forecasting
  1. to predict (a future condition or occurrence); calculate in advance.

    to forecast a heavy snowfall; to forecast lower interest rates.

    Synonyms:
    anticipate, foretell
  2. to serve as a prediction of; foreshadow.

  3. to contrive or plan beforehand; prearrange.

    Synonyms:
    project

verb (used without object)

forecast, forecasted, forecasting
  1. to conjecture beforehand; make a prediction.

    Synonyms:
    estimate, guess
  2. to plan or arrange beforehand.

noun

  1. a prediction, especially as to the weather.

  2. a conjecture as to something in the future.

    Synonyms:
    estimate, guess
  3. the act, practice, or faculty of forecasting.

  4. Archaic. foresight in planning.

    Synonyms:
    prescience, forethought
forecast British  
/ ˈfɔːˌkɑːst /

verb

  1. to predict or calculate (weather, events, etc), in advance

  2. (tr) to serve as an early indication of

  3. (tr) to plan in advance

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a statement of probable future weather conditions calculated from meteorological data

  2. a prophecy or prediction

  3. the practice or power of forecasting

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See predict.

Other Word Forms

  • forecastable adjective
  • forecaster noun
  • reforecast verb (used with object)reforecast, reforecasted, reforecasting
  • unforecast adjective
  • unforecasted adjective

Etymology

Origin of forecast

First recorded in 1400–50; Middle English (verb) “to plan ahead of time”; fore-, cast ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The profit forecast includes a $300 million benefit from the oil refinery in Pennsylvania that Delta bought in 2012.

From The Wall Street Journal • Apr. 8, 2026

Fed officials stuck to a forecast of one rate cut this year, but economists think the central bank is in no rush to do anything with rates.

From MarketWatch • Apr. 8, 2026

You can keep up to date with the longer range forecast here.

From BBC • Apr. 8, 2026

Refinery runs were forecast to have risen by a half percentage point in the Journal survey.

From The Wall Street Journal • Apr. 8, 2026

“What goes through your mind when you wake up in the morning and hear the weather forecast is eighty and sunny?”

From "Becoming" by Michelle Obama