Firefly Rain Bell is an AI-powered rainfall nowcasting and weather advisory system that integrates real-time weather radar, the TAIDE Large Language Model (LLM), and open meteorological data. By combining weather radar, FORMOSAT-7 satellite observations, and government open data with data assimilation and radar reflectivity extrapolation, the system updates rainfall forecasts every 10 minutes and provides three-hour precipitation nowcasts. It also offers intelligent weather interpretation and interactive Q&A in Mandarin and Taiwanese, helping the public and businesses make timely decisions and improve resilience to extreme weather.

Firefly Rain Bell” is an innovative smart disaster prevention system that integrates high-frequency 3-hour rainfall nowcasting, Large Language Model (LLM)-based intelligent weather interpretation, and an AI virtual presenter to deliver next-generation weather services.

This system delivers high-frequency 3-hour rainfall nowcasting and real-time risk insights across multiple industries. It helps transportation authorities manage traffic and disaster response to reduce accidents, enables finance and insurance sectors to improve risk assessments and claims predictions, and allows the energy and logistics industries to proactively optimize supply chains.