Why is it so cold, windy and snowstorm in the north these days?

It is because a cold air from western Siberia will affect the northern and eastern regions of China from west to east! ! ! ! The temperature will drop by 4 ~ 7℃ successively, with the temperature drop of 8 ~ 10℃ in the central and southern parts of North China, Huanghuai and Northeast China, and the local temperature drop can reach about 12℃. There will be 4 ~ 6 northerly or southerly northerly winds in northern Xinjiang, eastern Northwest China, North China, Northeast China, northern Huanghuai and East China, and the wind power in Shankou area in northern Xinjiang can reach 7 ~ 8. 10 ~ 1 1 day, there are 7 ~ 8 grades in the Bohai Sea, Huanghuai and the northern part of the East China Sea, and the gust is 9 northerly winds.

From 9: 00 to 10, there will be small to medium snow or sleet in the eastern and northeastern parts of Inner Mongolia. Among them, there will be heavy snow in parts of central and eastern Heilongjiang, central and eastern Jilin and northeastern Liaoning, and there will be heavy snow in some areas.

From March 3 to 4, the snowstorm weather in Northeast China has caused serious disasters. At present, post-disaster reconstruction and recovery work is still going on. Suggestion: Precautions should be taken in advance during the 9- 10 snowfall to avoid secondary disasters. Facility agriculture, high-rise buildings and high-altitude hanging objects must be reinforced, and ships with low wind resistance at sea must return to Hong Kong in time to avoid gale disasters.