WeatherBench

Benchmark dataset for data-driven medium-range weather forecasting, reporting Z500 and T850 RMSE at 3-day and 5-day lead times.

9rows
inverse_z500_ranking_rmseprimary metric
2026-05-27sampled

Metadata

ID
weatherbench
Category
Weather
Release
2020-02-02

Metrics

Inverse Z500 Ranking RMSE, Z500 RMSE 3 Days (lower is better), Z500 RMSE 5 Days (lower is better), T850 RMSE 3 Days (lower is better), T850 RMSE 5 Days (lower is better)

Latest Results

Rows are parsed from the public WeatherBench README leaderboard. The source reports lower-is-better RMSE; BenchmarkList score uses inverse Z500 5-day RMSE when present, otherwise inverse Z500 3-day RMSE.

Rank Subject Inverse Z500 Ranking RMSE Model Match Provenance Sampled
1 Operational IFS 334 — Imported 2026-05-27
2 IFS T63 463 — Imported 2026-05-27
3 Rasp and Thuerey 2020 (direct/continuous) 499 — Imported 2026-05-27
4 Weyn et al. 2020 (iterative) 611 — Imported 2026-05-27
5 Clare et al. 2021 (direct) 627 — Imported 2026-05-27
6 IFS T42 743 — Imported 2026-05-27
7 Weekly climatology 816 — Imported 2026-05-27
8 Persistence 1033 — Imported 2026-05-27
9 Climatology 1075 — Imported 2026-05-27