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Whiffle forecasting

Precision tailored to your wind and  solar forecasting needs 

Power markets demand precise forecasting to minimize imbalance costs, optimize trading strategies, and ensure grid reliability. Whiffle Forecast leverages advanced Large-Eddy Simulation (LES) technology, state-of-the-art machine learning and seamless operations to provide you with the accuracy and forecasting insights essential for mitigating trading risks effectively. 

Forecasting solutions tailored to match your needs 

Meteo forecast

Accurate weather forecasts tailored to specific locations, leveraging Whiffle’s LES model to provide high-resolution insights into wind speeds, solar irradiance, and atmospheric conditions. 

Reliable benefit

Data precision you can rely on

Our LES model achieves a typical bias lower than 36% compared to meso-scale models*, due to its high-resolution modelling capabilities. 

* Comparing error statistics of 125 sites with NEWA data.

Data precision you can rely on

Our LES model achieves a typical bias lower than 36% compared to meso-scale models*, due to its high-resolution modelling capabilities. 

* Comparing error statistics of 125 sites with NEWA data.

Data precision you can rely on

Our LES model achieves a typical bias lower than 36% compared to meso-scale models*, due to its high-resolution modelling capabilities. 

* Comparing error statistics of 125 sites with NEWA data.

Gain a competitive edge in power trading

Unlike standard forecasting approaches that rely solely on large-scale weather data, Whiffle Forecast integrates Large-Eddy Simulation (LES) technology to resolve fine-scale atmospheric dynamics, delivering hyper-local forecasts that reduce forecast errors. 

Standard models

Whiffle Forecast

Forecasting solutions tailored to match your needs 

Unique forecasting signal 

Whiffle’s LES-powered forecasts deliver hyper-local (<100m) resolution, capturing fine-scale atmospheric phenomena that traditional models miss—empowering better power trading decisions. 

Enhanced by machine learning 

Advanced algorithms optimize forecasts for wind and solar assets, turning atmospheric data into actionable insights tailored to your specific needs. 

Proven accuracy

Up to 30% lower RMSE compared to standard weather models, helping power traders minimize imbalance costs and improve results. 

Operational excellence  

Seamless API integration, proactive monitoring, and dedicated support ensure reliable, hassle-free operations. 

Whiffle Forecast: Features

Whiffle Forecast is available through an API 

Scalable for a single farm or diverse renewable portfolios, it ensures smooth data access alongside dedicated support and continuous optimization. Here’s how it works: 

Step 1

Client posts asset metadata and observations​

Step 2

Whiffle will process the data and onboards your asset(s) within 2 weeks​

Step 3

Client gets a notification that it can retrieve forecasts of their asset(s) according their specifications​

How we work with clients 

Scalable for a single farm or diverse renewable portfolios, it ensures smooth data access alongside dedicated support and continuous optimization. Here’s how it works: 

Option 1: Trial

Option 2:​ Subscription​

What our clients say

Success stories

Frequently Asked Questions 

Can I run multiple simulations in parallel? 

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Yes, Whiffle’s LES model accurately captures forest canopy impacts, including height and density, making it ideal for onshore projects in forested areas. 

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Contact

Whiffle
Molengraaffsingel 8
2629 JD Delft

© 2025 Whiffle
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