forecast , predicte , indicate 都有预示 预告的意思 怎么区别

predict---
To foretell something;
predict an eclipse;
预报日（月）蚀；
predict rain for tomorrow
预告明天有雨
（常与that连用）预言；预测；预示
She predicted that he would marry a doctor.
她预言他将娶一位医生。

forecast---To estimate or calculate in advance, especially to predict (weather conditions) by analysis of meteorological data.
预测；预报
The newspaper's forecast that the Democrats would be totally beaten in the general election came true.
"报纸预测民主党人在这次大选中将被彻底击败,结果变成了事实。"
The recent statement of the president forecast a change in the situation.
总统最近的一次讲话预示着形势将有所变化。
forecasting the weather;
预报天气；
the weather forecast
天气预报
Hurricane has been forecast for tomorrow afternoon.
天气预报说明天下午有飓风。
Do you listen to the weather forecast from the local radio station every morning?
你们是不是每天早晨听当地电台的天气预报?

indicate
vt.
指出, 显示, 象征, 预示, 需要, 简要地说明

1.Forecast