北京降雪持续到中午

Core Viewpoint - Beijing experienced its first snowfall of the year, with significant accumulation in certain areas, leading to a cold weather alert for the next three days [1] Weather Conditions - The snowfall began on January 17 and continued into the morning of January 18, with an average snowfall of 1.2 millimeters across the city and a maximum of 9.9 millimeters recorded in Fengtai [1] - Accumulation in areas such as Fangshan, Mentougou, Shijingshan, Haidian, and Fengtai reached depths of 9 to 20 centimeters [1] - The weather forecast indicates that temperatures will remain below freezing, with daytime highs around -4°C and nighttime lows dropping to -11°C [1] Wind and Safety Advisories - A shift to a north wind of 3 levels is expected, with gusts reaching up to 6 levels, increasing the wind chill effect [1] - Public advisories recommend wearing non-slip shoes and dressing warmly to mitigate the effects of the cold and wind [1]