寒潮蓝色预警：中东部地区日平均或最低气温将普遍下降6至10℃

Core Points - A cold wave blue alert has been issued by the Central Meteorological Observatory, predicting significant temperature drops across central and eastern China from the night of November 16 to November 18 [1] - The average daily or minimum temperatures are expected to decrease by 6 to 10 degrees Celsius, with certain areas experiencing drops of 12 to 14 degrees Celsius, and localized drops exceeding 16 degrees Celsius [1] - By November 18, the zero-degree Celsius line is forecasted to move south to the southern parts of Jiangsu and Anhui provinces, as well as central Hubei [1] Temperature Forecast - From 20:00 on November 16 to 20:00 on November 18, temperatures in the eastern Northwest, northern and eastern Northeast, central and southern North China, and most areas south of the Yellow River are expected to drop by 6 to 10 degrees Celsius [1] - Specific regions such as southern Shaanxi, northeastern Sichuan, northern Chongqing, and parts of Hubei and Henan may see temperature decreases of 10 to 14 degrees Celsius, with some areas in southeastern Shaanxi, northern Chongqing, and northwestern Hubei experiencing drops exceeding 14 degrees Celsius [1] Defense Guidelines - Government and relevant departments are advised to prepare for the cold wave according to their responsibilities [5] - Individuals should take measures to keep warm and add clothing [5] - Protective measures should be taken for tropical crops and aquatic products [5] - Preparations for wind protection should be made [5]