Renewable energy forecasts and historical data Maximize investments, minimize risk, and make better business decisions with superior wind and solar data. Be Data-Driven Be Data-Driven Better data leads to better business decisions. Vaisala Historian and Forecaster tools, part of our Xweather family of weather and environmental data services, employ robust modeling techniques and super-computing capabilities to achieve the superior quality of the data captured in our Renewable Energy solution tools. Asset Owners Asset Owners Vaisala’s Historian and Forecaster tools for wind and solar provide critical information about current and future conditions, enabling asset owners to make confident business decisions to maximize output and business value, while minimizing risk. Energy Traders Energy Traders Vaisala’s renewable energy solutions deliver deep historic data and highly accurate forecasts for both specific site locations and entire regions, allowing for in-depth and thorough analysis of past conditions and projected outputs for wind and solar energy projects. Project managers and developers Project managers and developers Optimize wind and solar asset output and maintenance with the historic data and accurate forecasts of Vaisala’s renewable energy tools. Year-over-year comparisons allow for quick identification of underperforming assets, while forecasts from 5 minutes to 10 days in the future help predict project success and facilitate ongoing maintenance activities. Hedging Hedging Vaisala’s long-term weather data sets support financial hedging for renewable energy projects. Our high-quality, long-term wind, solar, and weather datasets provide project owners with the information to create an accurate, objective estimate of a project’s future performance and variability to aid in the structuring and settling of financial hedges. Products and services Historical solar irradiance data Unlock the full potential of your solar energy projects with high-resolution solar time series data and Typical Meteorological Year (TMY) datasets. Learn more Historical wind resource data Fast, easy access to high-quality historical wind resource data for site selection, resource assessment, and climate impact studies. Learn more Site-specific power forecasts Find your competitive edge with the industry's most consistently accurate site-specific energy forecasts for wind and solar farms. Learn more Regional renewable energy forecasts Make confident, data-driven decisions with centralized energy forecasts for 9 North American ISO regions — up to 23% more accurate than public forecasts. Learn more Lightning detection and alerts Xweather Protect provides real-time severe weather monitoring and automated lightning alerts for all your assets and locations worldwide. Learn more