Welcome to the USPLN, NAPLN and GLN

Providing superior lightning data products and services throughout the globe

WSI offers lightning-sensitive customers the highest quality and accuracy products and services from our lightning detection networks spanning the globe. We are pleased to count among our clients many of the leading organizations in the media, aviation, energy/utility, government and consumer markets. In addition, our lightning products and services reach thousands of end users through high-visibility Value-Added Reseller partners. WSI's customers and resellers have thoroughly evaluated the capabilities of the market offerings, performing extensive due-diligence and objective comparisons before selecting the USPLN, NAPLN or GLN to meet their business critical requirements.

The networks are a partnership of WSI and TOA Systems, a preeminent manufacturer of integrated lightning detection and warning systems.

Lightning Data

Value-Added Services

Display Tools

Archive Lightning

Statistical Products