The meteorological observatory of Yadong County, Xizang, will continue to issue the yellow warning signal of road icing at 21:03 on March 21, 2026: affected by the snow weather, it is estimated that from 23:00 on March 21, 2026 to 11:00 on March 22, 2026, the sections of Yadong Township - Duina Township, Kangbu Township - Kangbu Hot Spring - Jiruxiaji Pasture, Pali Town - Kangbu Township, Pali Town - Kivu Region, Shangyadong Township - Banggaqudeng Region, Chamapu Region - Kivu Region, Gaju Temple - Naidula Mountain Pass and other sections of the national highway 562 are prone to snow and ice, and some sections of the central and southern mountains are thick Fog, mass fog and other low visibility weather phenomena have adverse effects on road traffic. Defense measures: 1. Drivers and passengers are requested to arrange their travel time reasonably. Drivers should take anti-skid measures when traveling, obey traffic management commands, and drive safely. 2. Relevant departments such as transportation and public security should take effective measures and prepare for response. 3. Some sections of the mountainous areas in central and southern China are experiencing weather phenomena such as thick fog and cluster fog. Drivers and passengers are advised to slow down, turn on fog lights, and exercise caution while driving.