Iowa Department of TransportationSegments highlighted in green have been improving over the past 2 hours. Segments highlighted in red have been declining over the past 2 hours. Segments highlighted in orange haven't changed over the past 2-12 hours. Used on TrackaplowArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/56f387bedcd64aa3ac871a348477074f_0engIowaDOT Open DataPublicIowa 511 Winter Road Conditions (2 Hour Change) [Iowa]Web servicesIowaLast Modified: 2026-01-08