Month: September 2018

Moving On From RWIS: The Next Generation of Fixed Roadway Weather Observations

RWIS (Road Weather Information System) stations are relatively expensive fixed stations that include scientific-grade weather instrumentation, which have been installed over specific locations. RWIS stations combine technologies to collect, transmit and disseminate weather and road condition information. In the mid-1990s, states began to deploy RWIS stations along their road networks, specifically in trouble spots or …

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Why Statistically-Based Road Weather Modeling Supersedes Physical Modeling

Every year, state and local governments spend billions of dollars on snow removal during the winter season. In the early 2000s, the federal prototype Maintenance Decision Support System (MDSS) was developed by the National Center for Atmospheric Research (NCAR) with funds from the United States Department of Transportation (USDOT) Federal Highway Administration. Today, government agencies …

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How Modern Road Weather Solutions Save Lives, Time and Money

While typical weather forecasts cover a large area, they often do not reflect the actual conditions on the road. Since the early 2000s road weather technologies have significantly improved the capacity for enterprises and government agencies to predict road weather conditions, but now the next evolution of road weather solutions is here to provide hyper-local …

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