From 202 1 year 1 1 month to 65438+February, why did it rain in the northeast of Jilin and why did extreme weather occur?

The northeast Jilin area is greatly influenced by cold air in winter, which forms the climate characteristics of cold and dry airflow, and there is usually snowfall or rainfall in winter. Due to the influence of global warming, the winter temperature in Northeast China has gradually increased in the past few years, with frequent rain and snow changes and more and more extreme weather. In addition, the encounter between cold air and warm and humid air will lead to unstable weather and precipitation.