山东自西向东飘下今冬第一场大范围降雪

Core Viewpoint - Shandong province experienced its first significant snowfall of the winter on December 12, with weather warnings issued for road icing and cold waves, indicating potential impacts on transportation and agriculture [2][3]. Group 1: Weather Forecast and Impact - The strongest snowfall period is expected from the afternoon to night of December 12, with moderate to heavy snow in several cities including Heze, Jining, and Zaozhuang, while other areas may experience sleet and light to moderate snow [2]. - The snowfall is anticipated to improve soil moisture conditions and reduce forest fire risks, but it poses risks for transportation, energy supply, urban operations, public health, and agricultural facilities [2]. - The average first snowfall date for Shandong is December 6, and this year's snowfall is not significantly late compared to previous years, with Jinan's first snowfall date closely mirroring last year's [3]. Group 2: Seasonal Predictions - The mid-term forecast indicates that after the snowfall, temperatures in Shandong will rise quickly, with December temperatures expected to be slightly above the historical average [3]. - The climate center predicts that the overall winter (December 2025 to February 2026) will see precipitation 20-30% below the historical average, with average rainfall expected to be between 20.0 and 25.0 millimeters [3]. - Average winter temperatures are projected to be 1.0 to 2.0°C, slightly higher than the historical average of 0.6°C, with variations across different cities [3].