Road Weather Information Systems, or RWIS, monitor road and weather conditions allowing for remote monitoring. RWIS also feeds decision-making systems, such as weather forecasts and decision support networks.
Vaisala Guardian is an innovative, non-invasive Road Weather Information System (RWIS) that cost-effectively provides you with the most accurate pavement-specific weather information available.
For more than thirty years Vaisala has been designing and advancing road weather systems. Road Weather Information Systems or RWIS are the heart of any winter maintenance stratgey and provide real time road weather conditions vital to decision makers worldwide.