Impact of Annual Cycle Bias of ECMWF S2S Model on the Subseasonal Rainfall Forecast Skill Over East Asia in 2024
The subseasonal forecast of rainfall beyond 10 days over the East Asian monsoon region is largely affected by cross‐timescale modulations, particularly the synoptic time scale (<10 day) and annual cycle (>90 day) components, which are related to initial atmospheric condition and external forcing, play important roles i...