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API Catalog

Variable Search

Looking for a specific meteorological variable? Check out our Variables Reference.

Explore our range of weather APIs, categorized by their platform maturity.

Explore by Category

CORE Platform APIs

Modern standard APIs built on our latest infrastructure. Read the Maturity Model & Modernization Path for full definitions and our API Vision.

Nowcast API

A specialized API providing high-frequency, short-term forecasting based on real-time weather observations.


Spatial Coverage: Single points at active weather stations.

Temporal Range: 10-minute intervals up to a 6-hour forecast horizon.

Tide API

A general-purpose API providing tidal predictions using a combination of physical tide stations and hydrodynamic models.


Spatial Coverage: Global coastal locations and marine models.

Temporal Range: Predicted high/low tidetimes and long-horizon continuous timeseries.

CLASSIC APIs

Stable, widely-used APIs slated to be modernized over time. Read the Maturity Model & Modernization Path for migration details.

Point Forecast API

General-purpose deterministic weather forecasting delivering atmospheric, hydrodynamic, and wave models.


Spatial Coverage: Any global latitude/longitude point or route.

Temporal Range: 7 days historical to a 10-day forecast horizon.

Aviation API

Specialized meteorological feeds designed for flight planning, take-off, and real-time cockpit decisions.


Spatial Coverage: Global aerodromes (airports) and flight corridors.

Temporal Range: Real-time METAR observations and short-horizon TAF forecasts.

Lightning API

Real-time and historical lightning strike data.


Spatial Coverage: Global lightning strike locations.

Temporal Range: Real-time and historical queryable strikes.

1-Minute Observations API

Real-time, high-frequency weather observations from our certified sensor network.


Spatial Coverage: Single points at active weather stations.

Temporal Range: Real-time observations updated 1-minutely with up to 60 days of history.

Open Data Access

Information on accessing our free open data feeds vs our commercial APIs.


Note: Open Data is accessed via a different mechanism than the developer platform REST APIs.