Roadway Weather Information Systems
Have you ever wondered about the towers with mounted instruments along the sides of many highways? They are likely roadway weather instrument systems (RWIS) used by many states and cities to improve their response to winter storms.
In addition to sensing atmospheric conditions (temperature, wind, etc.), there is usually a nearby
Pavement sensor. Courtesy: Vaisala. |
Many states have web sites where this data can be accessed by the traveling public. For example, Kansas' is here. In questionable weather, these sites can be very useful.
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