The South Dakota DOT provides information to make your travel safe and convenient. Staff throughout the state make information on road conditions, work zones and incidents that affect traffic flow available to travelers year-round.

Road Construction/Condition/Detour Information available at

2020 Construction Map - printable PDF file

Winter Driving Brochure

A view from the driver's seat of an SDDOT snowplow

SDDOT & Meridian Technology Weather Information Links: Surface Weather Stations , Radar Imagery, Freeze/Thaw Maps, State & District Forecasts & 5 day forecasts

On The Road: Rumble Strips