迭代破局！“新技术+AI内核” 硬核科技筑牢防灾减灾防线

Core Viewpoint - Extreme weather events have become a significant risk affecting people's production and daily life, with challenges in precise forecasting due to their sudden and destructive nature [1] Group 1: Technological Advancements - The National Satellite Meteorological Center, in collaboration with multiple organizations, has developed a deep diffusion model for Fengyun meteorological satellite data, extending the effective forecasting duration for severe convective weather to 4 hours [3][10] - This breakthrough technology is entirely domestically developed, overcoming challenges in predicting severe convective weather [3][8] - The core algorithm of this technology has undergone three generations of updates, significantly improving forecasting accuracy and effective warning time [8][10] Group 2: Forecasting Capabilities - The deep diffusion model can cover an area of 20 million square kilometers, generating high-resolution convective forecasts every 15 minutes for the next 4 hours [10] - The model demonstrates stable forecasting capabilities across different spatial scales and seasons, providing crucial technical support for precise early warning of severe convective weather [10][20] Group 3: Applications and Impact - The advancement in forecasting time allows for proactive measures in urban emergency response, giving critical preparation time for infrastructure protection [22] - In agriculture, the extended warning time enables farmers to take necessary actions such as reinforcing greenhouses and harvesting mature crops [24][29] - The technology transforms "passive emergency time" into "active preparation time," enhancing disaster prevention and mitigation capabilities across various sectors [29]