寒潮蓝色预警：江苏、安徽、浙江等地部分地区气温将下降8～10℃

Core Points - A cold wave blue alert has been issued by the Central Meteorological Observatory, predicting significant temperature drops and strong winds in various regions from December 2 to December 4 [1][4] - The temperature is expected to decrease by 6 to 8 degrees Celsius in areas such as southern Huanghuai, Jianghuai, central and eastern Jiangnan, and northern Guangdong, with some regions experiencing drops of 8 to 10 degrees Celsius, and localized areas exceeding 10 degrees Celsius [1] - By the morning of December 4, the zero-degree line is forecasted to move southward to central and southern Zhejiang, southern Anhui, and northern Hubei [1] Defense Guidelines - Government and relevant departments are advised to prepare for the cold wave according to their responsibilities [4] - Individuals are encouraged to wear additional clothing for warmth [4] - Protective measures should be taken for tropical crops and aquatic products [4] - Preparations for wind protection are recommended [4]