Based on our proprietary cloud and aerosol tracking and forecasting. Updated every 5-15 minutes, with forecasts extending 7 days ahead. Available at 5, 10, 15 or 30 minute time granularity.
Monitor and analyse PV production performance
Create or improve in-house solar power forecasting
Forecast for concentrated solar thermal (CST) generators
Additional percentile forecasts (10th and 90th) provided for:
All continents (Rapid update actuals and forecast data)
Utility Scale Sites: 5, 10, 15, 20 or 30 minutes (Solar Radiation data is included with Utility Scale Solar Forecasts
Solar Radiation Sites or via Simple Lat / Lon requests: 30 minutes (period mean)
Every 10 or 15 minutes
Time span (Forecast)
Present time to +7 days ahead
Time span (Live)
7 days ago to present time
Time span (Recent)
3 months ago to 2 days ago
API call options
Your choice of either:
Access solar radiation data via API (including CSV download) and begin your free trial in less than one minute!
Historical time-series solar irradiance and meteo data, globally, in PVSyst, TMY3 and SAM formats
Solar power forecasting for solar farms or solar parks, delivered via API. Share your measurements & improve. If the first 10 minutes really matters, add one or more sky cameras.
Solar power forecasting for rooftops - just one, or thousands. PV Tuning technologies adapt to local conditions.
Thousands of PV systems grouped by market regions or grid assets. Forecasts and estimated actuals updated every 5 to 15 minutes.
Wind power forecasting for wind farms, delivered via API. For Enterprise customers only.