吉林多条高速公路因降雪关闭 部分航班延误

Core Viewpoint - Jilin Province is experiencing significant snowfall, leading to the closure of multiple highways and delays in flights, with a notable impact on transportation and weather conditions in the region [1][2][4]. Group 1: Weather Impact - Jilin Province has seen a substantial snowfall event, classified as heavy snow, with the snowfall beginning early on December 23 and affecting areas from west to east [2]. - The snowfall has resulted in over 200 highway entrances being closed or restricted across the province by 1 PM [2]. - The weather system is expected to move quickly, with the snowfall likely ending by the night of December 23 to the early morning of December 24 [4]. Group 2: Transportation Disruptions - By 11 AM on December 23, 16 flights at Changchun Longjia International Airport were either canceled or delayed due to the snowfall [4]. - The airport has upgraded its snow removal emergency plan to a yellow alert level to ensure flight safety [4]. Group 3: Temperature Changes - Following the snowfall, Jilin Province is anticipated to experience a significant drop in temperature, with a cumulative decrease of 10°C to 14°C, and localized areas in the east potentially reaching lows of -30°C to -28°C by the early morning of December 26 [4]. - The average precipitation in Jilin Province from November 1 to December 15 was 15.7 mm, which is 37% less than the average for the same period, marking it as one of the driest winters since 2000 [4].