We chose the wind speed from Radiosonde as the standard to evaluate the performance of ERA5 and GDAS1 dataset. **GDAS1 vs Radiosonde**  **ERA5 vs Radiosonde**  π π π It should be noted that all the results are for **Wuhan, China**.
We chose the wind speed from Radiosonde as the standard to evaluate the performance of ERA5 and GDAS1 dataset.
GDAS1 vs Radiosonde
ERA5 vs Radiosonde
π π π It should be noted that all the results are for Wuhan, China.