向有关区域发出的关于未来一定时间内天气情况的报告就是天气预报。它的主要内容是阴晴雨雪、最高最低气温、风向风力以及一些灾害性天气等。根据时效的长短,天气预报可以分为短期预报、中期预报和长期预报。我们可以从报纸、广播、电视、网络等途径获取想要了解的天气预报。 The report to the relevant area on the weather for a certain period of time in the future is the weather forecast. Its main content is cloudy and rainy snow, the highest minimum temperature, wind direction and some disastrous weather. According to the length of time, the weather forecast can be divided into short-term forecast, mid-term forecast and long-term forecast. We can get from the newspaper, radio, television, Internet and other means you want to know the weather forecast.