Is the weather forecast in Yunnan accurate?

You should be clear that weather forecasting is actually to apply the law of atmospheric change and predict the weather conditions in a certain period in the future according to the current and recent weather conditions. What is a forecast? It's a speculation and estimation of objective things, what do you say? Moreover, it is based on the analysis of satellite cloud images and weather maps, combined with comprehensive research on meteorological data, terrain and seasonal characteristics, and mass experience, so it is normal to have certain deviations.