冷空气持续影响我国 海区先后有大风 南方大部有弱雨

Core Viewpoint - The article discusses the impact of strong snowfall and cold air on various regions in China, particularly focusing on the northeastern provinces and the potential effects on agriculture and energy supply in the coming days [1][3]. Weather Conditions - Strong snowfall occurred in Heilongjiang, Jilin, and Liaoning on December 23, with some areas experiencing rain turning to sleet or snow [2]. - Wind gusts of 6 to 8 levels were reported in parts of Inner Mongolia, Beijing-Tianjin, northern Hebei, western Henan, central Jilin, and western Liaoning, with localized gusts exceeding level 9 [2]. Weather Forecast - A cold air mass is expected to continue affecting most of China, with temperatures dropping by 4 to 6 degrees Celsius, and localized areas in the northeast experiencing drops of over 10 degrees Celsius [3]. - Wind speeds of 4 to 5 levels are anticipated, with gusts reaching 6 to 8 levels. Coastal areas will see winds of 6 to 7 levels, with gusts up to 10 levels starting from the night of December 24 [3]. Precipitation Forecast - From December 23 to 24, regions including Xinjiang, Inner Mongolia, and parts of the northeast are expected to experience light to moderate snow or sleet, while southern areas will see light to moderate rain, with localized heavy rain of 25 to 30 millimeters [5]. - The forecast for December 24 to 25 includes light snow or sleet in northern Xinjiang, eastern Qinghai, and parts of Heilongjiang and Jilin, with light to moderate rain in southern regions [7]. Wind Forecast - Significant winds are expected in various regions, including 5 to 6 level winds with gusts of 7 to 8 levels in northern Tibet, central Inner Mongolia, and parts of Liaoning and Shandong [7]. - Coastal areas such as the Bohai Sea and East China Sea will experience winds of 7 to 8 levels, with gusts reaching 9 to 10 levels, particularly in the Taiwan Strait [7][9].