Data
Brightband's AI forecasts, analysis-ready operational weather data, and the open datasets we've released to advance AI weather research.
Brightband forecasts
Forecast products built and run operationally by Brightband.
Brightband-SUBS
A daily AI ensemble forecast for weeks 3–4, with 23.5 winters of reforecasts you can test yourself.
- Global
- 64 members
- 1.5°
- 0–32 days
- Daily 00z
- lower error than climatology
- ~30%
- the skill of debiased EC46
- 1.5–2×
Earthmover Marketplace
Analysis-ready, cloud-optimized weather data streamed via Zarr and Icechunk. Explore every listing on our Earthmover provider page.
ECMWF IFS 15-day
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Deterministic HRES Forecast
Global · 15 variables · 0.1° · 0–360h (0–15 days) · every 6h · rolling 15-day archive
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Ensemble Forecast
Global · 4 variables (10u/v, 2t, ssrd) · 0.25° · 0–360h (0–15 days) · 51 ensemble members · every 6h · rolling 15-day archive
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Deterministic HRES Forecast
Global · 15 variables · 0.1° · 0–360h (0–15 days) · every 6h · rolling 15-day archive
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Ensemble Forecast
Global · 4 variables (10u/v, 2t, ssrd) · 0.25° · 0–360h (0–15 days) · 51 ensemble members · every 6h · rolling 15-day archive
ECMWF IFS Initial Conditions
ECMWF operational analysis data curated for initializing machine learning weather prediction (MLWP) models such as GraphCast, Pangu-Weather, and AIFS.
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Deterministic Initial Conditions
Global · 26 variables · 0.25° · every 6h · rolling 15-day archive
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Ensemble Initial Conditions
Global · 41 variables · 0.25° · every 6h · rolling 15-day archive
0-hour ensemble states from the IFS ENS system — all 50 perturbed members. A companion wave-state group supports coupled and wave-aware models.
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Deterministic Initial Conditions
Global · 26 variables · 0.25° · every 6h · rolling 15-day archive
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Ensemble Initial Conditions
Global · 41 variables · 0.25° · every 6h · rolling 15-day archive
0-hour ensemble states from the IFS ENS system — all 50 perturbed members. A companion wave-state group supports coupled and wave-aware models.
MLWP Forecasts
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MLWP Forecast Archive 2021–2024
Global · GraphCast, Pangu-Weather, AIFS-Single · 15-day lead time · 00Z, 06Z, 12Z, 18Z cycles
Re-forecast archives for machine learning weather prediction (MLWP) models such as Google DeepMind GraphCast, Huawei Cloud Pangu-Weather, and ECMWF AIFS-Single, initialized from the operational IFS HRES forecasts, with forecast lead times of 15 days for all four daily synoptic cycles.
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MLWP Forecast Archive 2021–2024
Global · GraphCast, Pangu-Weather, AIFS-Single · 15-day lead time · 00Z, 06Z, 12Z, 18Z cycles
Re-forecast archives for machine learning weather prediction (MLWP) models such as Google DeepMind GraphCast, Huawei Cloud Pangu-Weather, and ECMWF AIFS-Single, initialized from the operational IFS HRES forecasts, with forecast lead times of 15 days for all four daily synoptic cycles.
Open Datasets
Datasets Brightband has released fully in the open, hosted with our public-sector partners.