A prediction, expectation, or forecast about a future event or result; a conjecture often based on available information.
天気予想では明日は雨だ。
The weather forecast says it'll rain tomorrow.
彼の勝利は予想通りだった。
His victory was as expected.
売上が予想を上回ったため、追加発注した。
Because sales exceeded the forecast, we placed additional orders.