专家解读丨春节前夕返乡须留意大雾影响 南方多地有强对流天气

Core Viewpoint - A cold wave and significant fog are expected to impact large areas of central and eastern China from February 14 to 16, with accompanying rain and potential severe weather conditions [1][5]. Weather Warnings - The Central Meteorological Observatory issued a blue alert for cold waves and a yellow alert for fog, indicating visibility issues in various coastal and inland areas [1]. - Visibility in certain regions, including the Yellow Sea and East China Sea, is expected to drop below 1 kilometer, with some areas experiencing dense fog with visibility under 500 meters [1]. Temperature Changes - The cold wave is projected to cause temperature drops of 6°C to 10°C across most of central and eastern China, with some areas experiencing drops of 10°C to 12°C, and localized drops exceeding 14°C [5][8]. Rain and Snow Forecast - Rain and snow are anticipated, particularly on February 15, with regions such as Xinjiang, Tibet, and parts of central and southern China experiencing light to moderate snow or sleet [8]. - Areas in Hubei and Hunan are expected to see heavy rain, with localized thunderstorms and potential for severe weather including hail and short-term heavy rainfall [5][8]. Impact on Travel and Safety - The low visibility and severe weather conditions may affect aviation and coastal tourism, necessitating caution for travelers during this period [3][5]. - The combination of cold temperatures, strong winds, and wet conditions will create hazardous travel conditions, particularly on roads [8].