What's the difference between cold and warm fronts?

1, for different reasons. The cold front is that the cold air mass moves to the warm air mass actively, pushing the warm air mass to move; Warm front means that the warm air mass moves to the cold air mass actively, pushing the cold air mass to move.

2. The weather is different. The cold front cools down, rainy and windy, and the temperature drops and the air pressure rises after crossing the border; The warm front is continuous and rainy. After crossing the border, the temperature rises and the air pressure drops.

3. Sexual regions are different. The cold front has a narrow rain area, behind the front, and the warm front has a wide rain area, before the front.

4. The positions of frontal cyclones are different. There is a warm front in front of the cyclone; The cyclone is followed by a cold front.

5. Rainstorms, sandstorms and cold waves in northern China are related to cold front activities, while the spring rain in southern China is caused by warm front.