拉尼娜状态下今冬会更冷吗

Group 1 - The core viewpoint of the articles indicates that the current La Niña phenomenon is expected to influence winter temperatures in China, with significant fluctuations in temperature and overall reduced precipitation [1][2] - The La Niña state is defined by the NINO 3.4 index, and its current status is projected to last until early 2026, but the likelihood of forming a La Niña event is relatively low due to its expected duration being less than five months [2] - The impact of La Niña typically results in colder winter temperatures in central and eastern China, but recent trends show that global warming may lead to warmer winters even during La Niña years, as seen in the winter of 2020/2021 [2] Group 2 - Recommendations for preparedness include monitoring potential severe weather events such as strong winds, significant temperature drops, and snowfall in regions like Northeast, North China, Inner Mongolia, and Xinjiang [3] - There is a risk of drought conditions in southeastern and central China due to high temperatures and low precipitation, necessitating early drought prevention measures [3] - The fluctuation in temperatures poses health risks, particularly for respiratory and cardiovascular diseases, highlighting the need for public health awareness [3]