What do you think of cold and warm fronts?

If the symbol of triangular sawtooth appears in the weather situation map, it means that there is a cold front, and the side with triangular sawtooth is the front of the front, which is the moving direction of the front;

If a semicircle symbol appears, it means that it is a warm front, and the side with semicircle is the front of the front, which is the moving direction of the front.

2, according to the movement direction of cold and warm air mass to judge:

If the movement of the cold air mass is only in one direction to the warm air mass, it means that the cold air mass is very strong and is a cold front;

If the cold air mass rotates when it meets the warm air mass, it means that the warm air mass is very strong and is a warm front.

3, according to the front slope to judge:

The cold air mass moves fast, and when the cold air mass is strong, the warm air mass rises strongly, forming a cold front with a large slope; The heating mass moves slowly, and when the heating mass is strong, the heating mass climbs slowly. The formed warm front has a small slope.

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