青藏高原东部有持续雨雪 西南地区多阴雨

Summary of Key Points Core Viewpoint - The eastern Tibetan Plateau is experiencing continuous rain and snow, with significant impacts expected on transportation, agriculture, and construction due to heavy snowfall and cold air affecting various regions in China [1][2][4]. Weather Forecast - From October 31 to November 2, the eastern Tibetan Plateau will see persistent rain and snow, with some areas experiencing heavy to extreme snowfall, particularly in central and southwestern Tibet [2][4]. - A blue snow warning has been issued by the Central Meteorological Observatory, indicating the potential for snow accumulation of 4 to 8 centimeters, with localized areas exceeding 15 centimeters [2][4]. Temperature Changes - Affected regions, including Inner Mongolia, North China, Northeast China, and the Huanghuai area, are expected to experience a temperature drop of 4 to 6 degrees Celsius, with some areas seeing drops of over 8 degrees Celsius [4][9]. Visibility Issues - Fog and haze are reported in several regions, including Hebei, Henan, and Shandong, with visibility dropping below 500 meters in some areas, prompting a yellow fog warning [5][7]. Rainfall Predictions - From October 31 to November 4, the southwestern region, Jiangnan, Huanghuai, Jianghuai, Guangxi, and Hainan Island will experience light to moderate rain, with some areas facing heavy rain [4][11]. - Specific forecasts indicate that parts of Tibet, Sichuan, and Hainan Island may see rainfall amounts between 50 to 80 millimeters [9][11].