中国北方遭遇大范围沙尘天气

Core Points - A significant sandstorm event has affected northern China due to strong cold air and wind, with sand expected to continue moving southward to regions like Anhui and Jiangsu [1][2] - The sandstorm has resulted in wind gusts reaching up to 12-13 levels in some areas, breaking local observation records [1] - The Central Meteorological Observatory forecasts ongoing sand and dust weather in various regions, including parts of Jiangsu, Zhejiang, and Hubei [1][2] Weather Conditions - The recent sandstorm is attributed to active cold air and strong winds in northern China, with frequent sand source activity and dry weather conditions in the central and eastern regions [2] - A notable temperature drop has been observed across a wide area, with decreases of 6°C to 10°C in several regions, and local drops exceeding 12°C [2] - Further cold air and wind events are expected to impact northeastern and southern regions, with additional sand or dust weather possible in specific areas [2]