Solcast

Why we don't we use local time (and how we can help you convert UTC yourself)

What is the difference between latitude and longitude calls and sites-based calls? Do all API calls need a resource ID?

What is a 'site'? What is a 'sites based request'? What are 'sites'?

Can I access old forecasts? Do you have old forecasts archived? How do I see past forecast data? How accurate are your forecasts?

Historical forecasts. Do you store old forecasts?

What is GHI10 or GHI 90? What is PvEstimate10 or PvEstimate90? What is DNI10 or DNI90? What does 10 or 90 mean?

Solcast Probabilistic Forecasting Fields: What are they? How do we create them?

What is efficiency factor? How do I estimate my efficiency factor? Is it the same as loss factor?

What is the efficiency factor?

Can I delete my account? Can you delete my data?

How do I delete my account?

Do you have hourly data? Do you have data for every minute? What timesteps are available? What is your temporal resolution?

What time resolution is available?

What is the citation to use when applying Solcast data in my research papers or thesis? What attribution should I provide?

How do I cite the Solcast API service in my research work?

I am a researcher or a student at public research organisation (i.e. University), do you offer any discounts or free access for me?

Researcher and Student access to the Solcast API service

A list of what's in the results of your historical data request

Historical Data: Glossary of terms

Some example on ways to use your API key to authenticate with our API

Authentication with the Solcast API

We are often asked these questions about getting started with our solar forecasting API

Common Questions by New API Users

Retrieve solar radiation forecasting and historical data anywhere in the world through the Solcast Solar Data API service

Solar Data API

Our tuning technology learns about your solar PV plant to provide you a better forecast

PV Tuning Technology

Solcast grapples with very high volumes of data to support your solar mission

Global Coverage

Tracking and forecasting cloud cover globally via high-resolution weather satellites

Rapid Update Solar Forecasting

What is 'Live' data? What is 'Forecast' data? What's the difference? What are estimated actuals?

The Difference between Estimated Actuals and Forecasts

We've launched new features in our solar data services

Introducing Sites API

Michael Palmer

Ben King

Homepage

Forums

Find answers and get help from Intercom Support and Community Experts

Empty Help Center

Uh oh. That page doesn’t exist.

Disappointed

Neutral

Smiley

Title

Track the progress of all tickets related to your company

Tickets portal

{assigneeName} needs more information from you