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FengYuan: An End-to-End Global Weather Forecasting Model Driven by Multi-Source Observational Data

Zhao-Ming Liang Yang Li Ya-Qiang Wang Yiheng Shi Jun-Ming Chen Fenghua Ling E. Zhu Hai Wang Lei Bai Hua-Bing Ke Zhong-Yang Hu Xiao-Xu Liu Weichen Wu Kai-Zeng Niu Kang Chen Ben Fei Zhao-Liang Zeng
Aug 2026 · Journal of Meteorological Research · Vol 40, pp. 1120 - 1136 · 0 citations · 26 references

TL;DR

The complete end-to-end system of FengYuan achieves forecast quality very close to the reanalysis-driven version while consistently outperforming IFS throughout the 10-day forecast period, demonstrating that FengYuan successfully bridges observations to forecasts while maintaining high accuracy.

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