Solar Energy Assessment

​​​​The "fuel" of a solar project is the most critical factor driving its commercial success or failure. Where is irradiance strongest? How much year-to-year power variability is expected? What are the exceedance values at the site? Without answers to these questions, it is impossible to assess a project's feasibility or manage your exposure to risk. Vaisala 3TIER Services accurately answers these questions anywhere on Earth.​​​​


Solar Resource Assessment

Solar Resource Assessment

A bankable resource assessment calibrated with on-site measurements and custom wind and temperature data.​​​


Solar GIS Data Layers

Solar GIS Data Layers

Layer solar resource datasets with transmission, land use, and other information to target promising sites across broad regions.​​


Solar Prospecting Tools

Solar Prospecting Tools

​​Get quick and low cost access to global solar data for vetting small solar installations and performing red flag analysis. ​​​​


Solar Time Series

Solar Time Series

​​​Integrate nearly two decades of hourly solar data into your modeling or design software to determine long-term feasibility.​​​


Solar Due Diligence Services

Solar Due Diligence Services

​Solar project due diligence s​​ervices customized to the requirements of your financing institution including loss factor and uncertainty analysis.