Core Insights - A significant cold air mass is expected to bring widespread rain and snow across the province from December 30, 2025, to January 1, 2026, with localized heavy snowfall [1] - The temperature is projected to drop significantly, with average daily temperatures decreasing by 4 to 6°C in most areas, and up to 10°C in some regions [1] Weather Impact on Agriculture - The rain and snow will help replenish soil moisture in the winter wheat areas of Guanzhong and southern Shaanxi, alleviating surface drought conditions and aiding root insulation for safe overwintering [1] - However, the combination of cold temperatures and strong winds may cause frost damage to overgrown and late-sown weak seedlings [2] Risks to Infrastructure - There is a high risk of snow disasters or low-temperature disasters affecting facility agriculture, particularly in Guanzhong and southern Shaanxi [2] - The cold and snowy weather is expected to impact most roads and railways, increasing the risk of slippery conditions and low visibility, particularly in southern Shaanxi, Guanzhong, and the Qinba Mountains [2] - Energy departments are advised to prepare for energy reserves and enhance monitoring and maintenance of power lines in affected areas [2]