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Road & Transportation Weather

Transportation agencies depend on accurate, real‑time weather insights to keep roads safe. Our sensors provide the critical data that power modern Road Weather Information Systems (RWIS) for highways, bridges, tunnels, and runways.
Mobile Advanced Road Weather Information System mounted on a car on an icy road

Measurements for safer, smarter transportation

Road weather data is essential for Department of Transportation (DOT), highway operators, airports, and smart‑mobility networks. Our sensors and systems integrate directly into platforms to support fast, informed decisions.

  • All‑in‑one sensors measure wind, temperature, humidity, and precipitation
  • Invasive and non-invasive sensors detect surface temperature, moisture, ice, and friction
  • Visibility sensors monitor fog, snow, and low‑contrast conditions
  • Data feeds seamlessly into dashboards and decision support tools

Trusted performance for transportation networks

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Unmatched precision and reliability

Road‑tested sensors deliver reliable insight into pavement, weather, and visibility conditions essential for roadway safety and winter operations.

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Compliant with industry standards

Instruments meet performance expectations for DOT, ITS, and national road weather standards, supporting compliance in large transportation networks.

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Smart features for maximum uptime

Rugged, low‑maintenance designs ensure continuous data in snow, de‑icing chemicals, roadside vibration, and harsh climates.

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Actionable insights

Real‑time pavement temperature, surface state, friction, and atmospheric data feed decision support tools for safer, more efficient maintenance.

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Decades of proven expertise

Trusted for over a century by DOTs, airports, toll authorities, and smart‑mobility programs around the world.

Expert support you can trust

Frequently Asked Questions

What makes a sensor RWIS ready?

RWISgrade sensors provide accurate, stable measurements for pavement, visibility, and atmospheric parameters with the reliability required by transportation agencies.

How do road sensors detect ice or freezing conditions?
What is the difference between invasive and non‑invasive pavement sensors?
Can these instruments integrate with existing ITS or Road Weather Information Systems?
Where are Road Weather Information Systems typically deployed?

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