| --- |
| license: cc-by-nc-4.0 |
| pretty_name: Weather Model Forecast Archive 2026 |
| tags: |
| - weather |
| - forecasting |
| - benchmark |
| --- |
| |
| # Weather Model Forecast Archive (2026) |
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| Daily record, from 2026-01-01, of what each public global weather model forecast and what was observed, for 24 world cities. It is the data behind the [Global Weather Model Leaderboard](https://huggingface.co/spaces/FINAL-Bench/Weather-Model-Leaderboard). Updated every day. |
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| `forecasts_vs_observed_2026.csv` |
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| | Column | Meaning | |
| |---|---| |
| | `date` | UTC day being verified | |
| | `city` | one of 24 cities | |
| | `lead_days` | how many days earlier the forecast was issued (1, 3, 5, 7) | |
| | `observed_era5_tmax_c` | ERA5 daily maximum 2 m temperature, degrees Celsius | |
| | `ecmwf_ifs025` ... `metno_seamless` | each model's forecast of the same quantity | |
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| Models: ECMWF IFS, ECMWF AIFS, NOAA GFS, NOAA AIGFS, DWD ICON, JMA GSM, ECCC GEM, MET Norway. Empty cells mean the model issued no forecast for that day and lead. |
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| Weather data by [Open-Meteo.com](https://open-meteo.com/) (CC BY 4.0). Verification: ERA5, Copernicus Climate Change Service. Compiled by VIDRAFT and released under CC BY-NC 4.0. Non-commercial use only. For commercial licensing contact [vidraft@mail.vidraft.net](mailto:vidraft@mail.vidraft.net). Contact: [vidraft@mail.vidraft.net](mailto:vidraft@mail.vidraft.net) |
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