environmental conditions data
(Future)
Current road conditions (e.g., surface temperature, subsurface temperature, moisture, icing, treatment status) and surface weather conditions (e.g., air temperature, wind speed, precipitation, visibility) as measured and reported by environmental sensors.
road data
(Future)
Basic road facility and treatment information that supports road conditions forecasts.
road weather information
(Future)
Road conditions and weather information that are made available by road maintenance operations to other transportation system operators.
transportation weather information request
(Future)
A request for transportation weather information that may specify the area of interest (a geographic region, particular routes within a region, specific road segments), the type of information that is required, the desired spatial resolution of the information, and time horizon.