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Solarnowcasting.com


We are building the next generation of quantitative solar nowcasting to accelerate the global energy transition.

By combining high-resolution satellite data, atmospheric physics, and quantitative models, we deliver accurate short-term solar irradiance forecasts (0 to 3 hours ahead). Our predictive data empowers grid operators, energy traders, and solar asset managers to anticipate cloud movements and optimize renewable energy yields in real time.



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High-resolution satellite cloud tracking over Europe for solar irradiance nowcasting
Renewable abundance

Solar energy is powering the world...


Solar power is rapidly becoming the global standard for electricity generation. In 2016, installed photovoltaic capacity stood at 228 GW globally; today, global capacity is surpassing the 3,000 GW mark. As weather-dependent renewables dominate the electricity mix, rapid cloud-cover fluctuations introduce significant grid volatility. Accurate sub-hourly solar forecasting is essential to reduce imbalance costs and stabilize grid frequency.

Data-driven grid precision

And we power the meteorology


The SNCAST-26 engine is a high-resolution quantitative weather model engineered specifically for real-time solar irradiance (GHI) nowcasting. Where traditional weather models struggle with rapid cloud formation, our engine tracks cloud advection with pinpoint spatial accuracy.

By processing multi-spectral geostationary satellite telemetry every 15 minutes, SNCAST-26 eliminates data latency and provides the precision required for intraday power trading and modern grid balancing.

15 min Refresh Cycle
0–3 hrs Forecast Horizon
GHI & Power Output Metrics
TRUE VS PREDICTION (0 - 3 HOURS)
Ready to see the future?

Get access to our dashboard and see how high-frequency solar irradiance data transforms grid reliability.



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