What kind of weather forecast has time periods?

The weather forecast of "China Weather Network" shows the weather conditions in different time periods. The simple way is to visit China Weather Network directly. With the continuous improvement of the performance of meteorological equipment, China Weather Network can now forecast not only the weather for the next 15 days, but also the weather for 3-6 hours every day for the last 7 days. The weather forecast period in the last three days is 3 hours, and the weather forecast period in the last four to seven days is 6 hours. ?