About Vaisala

Thunderstorm Home

Online Application Portal

Thank you for your interest in Vaisala's National Lightning Detection Network (NLDN), the leading lightning information system, tracking lightning activity across the continental United States, 24 hours a day, 365 days a year.
Analysis Services
StrikeNet Information

Display Services
Lightning Display Services Information
Lightning Explorer

Weather Fusion Services
Weather Fusion Portal

Please contact thunderstorm.support@vaisala.com for support issues.