春节假日期间我国大部地区气温偏高 前期和后期有降水降温过程

Group 1 - The core viewpoint of the articles indicates that during the Spring Festival holiday (February 15 to 23), most regions in the country will experience temperatures 1 to 3 degrees Celsius higher than the same period in previous years, but with significant temperature fluctuations expected [1] - The early part of the holiday (February 15 to 16) will see a cold air mass affecting the central and eastern regions, leading to a temperature drop of 4 to 8 degrees Celsius, with some areas in Jianghuai and Jiangnan experiencing drops of 10 to 12 degrees Celsius [1] - Rainfall is expected in southern regions, with cumulative precipitation of 10 to 35 millimeters in parts of Jiangnan, western and northern South China, and eastern Southwest China, with localized areas exceeding 50 millimeters [1] - The latter part of the holiday (February 21 to 23) will also bring a temperature drop of 4 to 8 degrees Celsius in the central and eastern regions, with some areas experiencing drops of over 10 degrees Celsius, accompanied by 4 to 6 level winds [1] Group 2 - The articles warn of significant fog conditions in the Qiongzhou Strait and surrounding sea areas during the early part of the holiday, with visibility dropping below 1 kilometer and even below 500 meters in some areas [2] - The public is advised to pay attention to weather changes at travel destinations and plan accordingly, especially regarding cold weather and potential rain or snow affecting road conditions [3] - There is a high forest fire risk in regions such as South China and Southwest China, highlighting the need for caution regarding fire safety [3]