Microsoft Aurora
Microsoft's AI-based global weather model that provides forecasts at 0.25° resolution.
Live Forecast Data
Global coverage at 0.25° resolution (721x1440 grid)
Four daily runs (00, 06, 12, 18 UTC)
20-day prediction horizon (480h, six-hourly)
Real-time data access via Python SDK or REST API
Technical Specifications
Available Weather Parameters
Aurora uses standardized variable naming conventions. For full details on the naming structure, see Weather Variable Naming.
2t
air_temperature_at_height_level_2m
Air temperature at 2m
Kelvin
10si
wind_speed_at_height_level_10m
Horizontal wind speed at 10m
m s⁻¹
10wdir
wind_direction_at_height_level_10m
Horizontal wind direction at 10m
Degrees true
msl
air_pressure_at_mean_sea_level
Mean Sea-level Pressure
Pa
z_500
wind_direction_at_height_level_100m
Geopotential
m² s⁻²
Note: For information on the previous naming convention used in EPT-1.5, see Legacy Naming.
Hindcast Data
Spatial Extent: Global, on a grid of 721x1440 (25 km resolution).
Data Access: Point queries (up to 25 points per request) via API or SDK. See Historical Data Examples for usage examples. For grid-based access, please contact [email protected].
Model
Temporal Extent
Forecast Horizon and Resolution
Aurora 0.25 deg
2025-06-03 - today
at 00, 06, 12, 18 UTC
480h, six-hourly
Extended Hindcast Data (Special Request Only)
Special Request Required: The following extended hindcast data is available but requires special access permissions and is not accessible through standard API/SDK access. Please contact [email protected] to request access.
Model
Extended Temporal Coverage
Forecast Horizon and Resolution
Aurora 0.25 deg
2023-01-02 - 2024-12-27, 2025-06-03 - today
at 00, 06, 12, 18 UTC
480h, six-hourly
Last updated