中央气象台：北方多冷空气活动 17日后加强

Core Viewpoint - The Central Meteorological Administration forecasts significant cold air activity in northern China, with an intensification expected after January 17, impacting agriculture, transportation, and urban operations [1][4]. Summary by Relevant Sections Weather Forecast - From January 15 to 16, heavy snowfall is expected in northern Xinjiang and southeastern Inner Mongolia, with potential impacts on agriculture and transportation [1][4]. - A strong cold air mass will affect most of China from January 17 to 20, leading to temperature drops of 4 to 8 degrees Celsius, with localized drops exceeding 12 degrees Celsius [4]. Wind and Temperature Changes - Temperatures in northeastern regions, northern Xinjiang, and western Inner Mongolia are forecasted to drop by 4 to 8 degrees Celsius, with some areas experiencing drops over 10 degrees Celsius [4]. - Wind speeds of 4 to 6 levels are expected in parts of Inner Mongolia, Liaoning, and Shandong, with gusts reaching 7 to 9 levels [4]. Precipitation and Snowfall - Snowfall is anticipated in various regions, including small to moderate snow or sleet in northeastern areas and significant snowfall (10-15 mm) in specific mountainous regions of Xinjiang and Inner Mongolia [5][6][8]. - Rain and snow are expected in the Yangtze River basin and northern regions, with heavy snow forecasted in parts of Henan, Hubei, and Anhui [4][6].