今天起，我国大部掀回暖浪潮

Core Viewpoint - The article discusses the weather conditions in China, highlighting a significant warming trend and snowfall in specific regions, while most areas will experience dry weather with little precipitation [1][4]. Summary by Sections Weather Conditions - Snowfall is expected to increase in Northeast China and northern Xinjiang, with some areas experiencing moderate to heavy snow [1]. - Most of China will continue to have sparse rain and snow, maintaining a dry weather pattern [1]. Temperature Changes - A warming trend is set to sweep across China, with some regions experiencing temperature increases of over 8°C [1]. - The highest temperature increases are expected between January 14 and 16, with areas along the Yangtze River reaching 20°C or higher [4]. - Specific locations like Shijiazhuang, Hangzhou, and Changsha are forecasted to have unusually warm temperatures for mid-January [4]. Humidity and Safety - The article notes that many areas, even in the south, will have afternoon humidity levels dropping below 40% or even 30%, prompting public reminders to stay hydrated and be cautious with fire and electricity [4]. Regional Variations - The temperature trends in Northeast China will differ from other regions, with fluctuations due to frequent cold air influences, leading to significant day-night temperature differences [4].