Weather forecast prologue simulation host

Welcome to the weather forecast. ? Today is Monday, February 10, 2020. It will be sunny from night to tomorrow. The lowest temperature is 1 1 celsius, the highest temperature is 24 celsius, and the south wind is 3 to 4. It will turn sunny to cloudy in the next three days, with the southeast wind of 3-4 and the temperature of 10 to 25 degrees Celsius.

Data from meteorological satellites are becoming more and more important. Meteorological satellites can collect data from all over the world. Their visible photos can help meteorologists study the development of clouds. Their infrared data can be used to collect the temperature of the ground and cloud top. By monitoring the development of clouds, we can collect the wind speed and direction at the edge of clouds. However, because the accuracy and resolution of meteorological satellites are not good enough, ground data is still very important.

Expand the data to estimate and predict the weather changes in a certain period in the future. Weather forecast is an important means for meteorological work to serve the national economy and national defense construction. Weather forecast is divided into regional weather forecast and local weather forecast according to the forecast scope. According to the needs of customers, there are daily public weather forecasts and professional weather forecasts.

According to the length of aging, there are short-term, medium-term and long-term weather forecasts. Meteorological offices and stations timely and accurately issue weather forecasts, especially severe weather forecasts, through various channels, which have played an important role in protecting people's lives and property and promoting economic development. At first, weather forecasting technology developed rapidly with the development of telegraph.