GribStream
GribStream now offers direct, unified access to the world's premier weather models—including the full suite of ECMWF forecasts (IFS Operational, Ensemble, and Wave systems), NOAA's NBM, GFS, HRRR, RAP, RRFS, and Google's GraphCast GFS, as well as advanced ensemble and climate products like GEFS and CFS.
More than just an API, GribStream acts as a weather data cloud database—enabling you to filter, compute, and search weather at scale, with instant access to full forecast history, custom-calculated fields, and powerful queries across all supported models.
| Model | Code | Domain | Resolution | Update | Forecast Period | From | Primary Use Cases |
|---|---|---|---|---|---|---|---|
| NBM | nbm |
United States | 2.5-3 km | Hourly | 264 hours | 2020-09-29 | Probabilistic forecasts, public safety, energy, agriculture. |
| URMA | urma |
United States | 2.5-3 km | Hourly | Analysis | 2019-01-01 | Analysis of record for verification, bias correction, ML training, situational awareness. |
| RTMA | rtma |
United States | 2.5–3 km | Hourly | Analysis | 2018-01-01 | Near real-time surface analysis for monitoring, rapid verification, bias correction, and operational dashboards. |
| GFS | gfs |
Global | 0.25° (~28 km) | 6 hourly | 384 hours | 2021-03-22 | Long-range forecasts, aviation, global monitoring. |
| RAP | rap |
North America | 13 km | Hourly | 51 hours | 2021-02-22 | Short-term events, aviation, disaster response. |
| HRRR | hrrr |
United States | 3 km | Hourly | 48 hours | 2014-07-30 | Severe weather, renewables, storm tracking. |
| RRFS | rrfsprslev |
North America | 3 km | Hourly | 84 hours | 14 days past | Real-time storm-scale nowcasting, energy/load forecasting, research. |
| RRFS Ens | refsprslev |
North America | 3 km | Hourly | 60 hours | 14 days past | Probabilistic weather forecasting and risk assessment. |
| GFS GraphCast | graphcast |
Global | 0.25° (~28 km) | 6 hourly | 384 hours | 2024-04-25 | AI-driven forecasts, rapid scenario analysis, research. |
| GEFS Chem | gefschem |
Global | 0.25° (~28 km) | 6 hourly | 120 hours | 2020-10-01 | Air quality, environmental monitoring, atmospheric chemistry. |
| GEFS Wave Prob | gefswaveprob |
Global | 0.25° (~28 km) | 6 hourly | 384 hours | 2020-10-01 | Marine safety, offshore, coastal management. |
| GEFS Atmos Mean | gefsatmosmean |
Global | 0.25° (~28 km) | 6 hourly | 240 hours | 2020-10-01 | Ensemble mean, risk management, research. |
| GEFS Atmos | gefsatmos |
Global | 0.25° (~28 km) | 6 hourly | 240 hours | 2020-10-01 | Probabilistic risk assessment, renewable-energy forecast spread, research. |
| CFS Radiative Fluxes | cfsflxf |
Global | 1.0° (~111 km) | 6 hourly | 5160 hours | 2018-10-31 | Energy budgets, surface interactions, climate studies. |
| CFS Pressure | cfspgbf |
Global | 1.0° (~111 km) | 6 hourly | 5160 hours | 2018-10-31 | Vertical profiles, seasonal prediction, aviation. |
| CFS Isentropic | cfsipvf |
Global | 1.0° (~111 km) | 6 hourly | 5160 hours | 2018-10-31 | Jet streams, atmospheric dynamics, research. |
| CFS Ocean | cfsocnf |
Global | 1.0° (~111 km) | 6 hourly | 5160 hours | 2018-10-31 | Ocean currents, SST, climate variability. |
| IFS Oper | ifsoper |
Global | 0.25° (~28 km) | 12 hourly | 360 hours | 2024-03-01 | Renewable-energy forecasting, logistics & aviation planning. |
| IFS Wave | ifswave |
Global | 0.25° (~28 km) | 12 hourly | 360 hours | 2024-03-01 | Marine forecasting, shipping & navigation, offshore operations. |
| IFS Enfo | ifsenfo |
Global | 0.25° (~28 km) | 6 hourly | 360 hours | 2024-03-01 | Probabilistic risk assessment & percentile scenarios. |
| IFS Waef | ifswaef |
Global | 0.25° (~28 km) | 6 hourly | 360 hours | 2024-03-01 | Offshore logistics, safety, port operations, ship routing. |
| AIFS Oper | aifsoper |
Global | 0.25° (~28 km) | 6 hourly | 360 hours | 2025-02-25 | Machine learning, rapid scenario analysis, operational dashboards, renewable energy & climate risk. |
| AIFS Ensemble | aifsenfo |
Global | 0.25° (~28 km) | 6 hourly | 360 hours | 2025-07-02 | Probabilistic forecasting, risk quantification, ensemble ML training, insurance, disaster planning, and extremes research. |