局地降温20℃！2月将有4轮冷空气过程！春运路上寒潮来袭，注意防范

Weather Overview - A significant warming trend is occurring across most regions of China, with temperatures reaching recent highs, including areas along the Yangtze River where temperatures may reach around 20°C, significantly higher than the average for this time of year by approximately 10°C [4][6] - A new cold wave is expected to arrive starting February 5, leading to a sharp drop in temperatures across many areas, particularly in the northeast and the middle and lower reaches of the Yangtze River, where temperature decreases may exceed 20°C [5][6] Precipitation and Weather Events - From February 5 to 7, a cold wave accompanied by rain and snow is forecasted, affecting various regions including the eastern Northwest, western North China, and northeastern areas, with some regions experiencing heavy snowfall [5][8] - February will see a total of four cold air processes impacting China, with varying intensities and timings, including a medium-strength cold air system arriving in early February [8] Regional Weather Conditions - The southeastern and southern regions of China are expected to experience higher temperatures and less precipitation, raising concerns about potential meteorological drought conditions [9] - In contrast, the northeastern region, northern North China, and northern Xinjiang are likely to see temperatures close to or below the seasonal average, with increased precipitation and risks of severe cold and heavy snowfall [8]