Please use available resources (like sd511) when planning winter travel. Safety on the roadways, for plow operations and the traveling public, is our number one priority. Very cold wind chills as low as 35 below zero expected north of interstate 90.
UPDATE I90 reopens amid improving conditions
Click on the project names to open the specific project pages filled with project.
Conditions on the road from rapid city, sd to sioux falls, sd.
East central, south central, and southeast south dakota. Featured construction project information can be found categorized by region and area on this page. The map shows live weather conditions on the interstate 90. * when.from 3 am monday to.
Interstate 90 in south dakota road conditions are displayed on the map above.
