What weather does G stand for?

A and C are high-pressure centers, A is popular with northwest wind, and the isobar is dense, and the wind force is stronger than B, which does not meet the meaning of the question;

B, as shown in the figure, is the sea level pressure distribution map of East Asia at 6: 00 (20 13) Beijing time/kloc-0, so it is cold and dry, so it is correct;

C, the central plane appears in the trough of low pressure in the figure, and the cyclone in the northern hemisphere flows counterclockwise from all sides to the center, ① being a cold front, ② being a warm front, ③ being a cold front and ④ being a warm front, so it is correct;

D, the eastern coast of Taiwan Province Island is located behind the cold front, and there is precipitation weather, which does not meet the meaning of the question.

Therefore, choose: B.