Surface Data

Live surface/pavement data from Roadway Weather Information System (RWIS) sites in Iowa. Any field of NA or 9999 describes an invalid value being sent from sensor and was excluded for this REST service. This data gets updated every 10 minutes.
Organization: State of Iowa
Last updated: 2024-04-12T12:52:59.082510
Tags: bridge, operations, roadway, rwis, weather, winter