How to get weather forecast data?

The weather forecast is as follows: first, we must collect all kinds of meteorological data. At the same time every day, the meteorological information of the ground conventional observation network and the high-altitude sounding network of each meteorological station is concentrated to make weather maps. Secondly, the weather map analysis, forecasters to analyze the weather map, combined with some satellite images and radar echo data, can initially understand the evolution of the weather. Thirdly, the forecaster uses the experience summarized in meteorological theory and forecasting practice to analyze the weather map, and then analyzes the weather situation in combination with the local weather and climate characteristics. Fourthly, numerical weather forecast is carried out by computer. According to the actual situation of the atmosphere, the future weather is predicted by calculating the evolution of the weather. This method is called numerical weather forecast. The fifth is to hold a weather conference. There are many methods of weather forecasting, and the forecasts made by various methods cannot be completely consistent, so it is necessary to consult according to the latest data. Weather consultation is to let all kinds of opinions fully express, inspire each other, reach an agreement and make the final weather forecast conclusion.