Welcome to the USPLN and NAPLN

Providing superior lightning data products and services throughout North America.

The USPLN and NAPLN are advanced lightning stroke detection networks providing the highest quality and accuracy real-time and archive lightning stroke detection data. The networks are a partnership of WSI Corporation, a global leader in state-of-the-art weather-driven business solutions, and TOA Systems, a preeminent manufacturer of integrated lightning detection and warning systems.

Along with our resellers, WSI and TOA provide real-time lightning data and value-added services to the US Government, media, transportation, energy/utility, recreation, and consumer markets.

...Announcing the Global Lightning Network!

More about the Partners

WSI Corporation provides innovative products, services and software to satisfy the professional weather needs of customers around the world.

TOA Systems, Inc. lightning location systems are proven in operational systems in countries throughout the globe.