中央气象台:华北中南部黄淮西部等地大气扩散条件一般
Xin Lang Cai Jing·2025-12-27 10:26

Core Viewpoint - The air diffusion conditions in various regions of China are generally moderate, with some areas experiencing light to moderate haze, but improved conditions are expected due to frequent cold air activity starting from the night of the 28th [1][3][4]. Group 1: Air Quality Forecast - In the Beijing-Tianjin-Hebei region, air diffusion conditions are moderate with light to moderate haze expected until the night of the 28th, after which conditions will improve significantly [3]. - The Yangtze River Delta region will experience moderate air diffusion conditions with light haze until the 29th, but will see better conditions from December 30th to January 1st due to sustained easterly winds [4]. - The Fenwei Plain will have moderate air diffusion conditions with light haze until the 29th, with improvements expected from the 30th due to cold air and precipitation [6]. Group 2: Regional Conditions - In Central China, air diffusion conditions are moderate with light haze in northern Hunan until the 30th, after which cold air and precipitation will lead to improved conditions [7]. - The Pearl River Delta region is forecasted to have generally good air diffusion conditions with no significant haze expected over the next week [8]. - The Southwest region will see moderate air diffusion conditions with light haze until the 29th, improving from the 30th due to precipitation [9]. Group 3: Northeast and Northwest Regions - The Northeast region will experience frequent cold air activity leading to generally good air diffusion conditions, although light haze may occur in some central areas during cold air intervals [10]. - In the Northwest region, the northern slope of the Tianshan Mountains will have moderate air diffusion conditions with light to moderate haze in some areas [11].

中央气象台:华北中南部黄淮西部等地大气扩散条件一般 - Reportify