Visibility & Present Weather Sensors Trust Vaisala for the most accurate measurements of weather parameters and visibility data for weather forecasting that ensures safety and operational efficiency. Explore Sensors Present Weather Detectors and Visibility Sensors PWD Series Accurate and flexible, choose the right weather and visibility sensor for maritime, transportation, planning, and general forecasting use — at the right price. Learn more Forward Scatter Sensor FD70 Make the best decisions with the best forward scatter technology on the market, specifically designed for precise present weather reporting. Learn more Transmissometer LT31 The world’s most accurate measurement instrument for runway visual range, this transmissometer provides the best visibility data for aviation safety. Learn more Background Luminance Sensor LM21 Fully featured, stand-alone ambient light sensor for Runway Visual Range (RVR) applications. Learn more Make Informed Decisions with Confidence Contact us and learn how to dramatically improve visibility and present weather awareness with Vaisala's trusted technology. Contact us
