Traveler Information

SD511 provides information on current road and weather conditions, construction projects, traffic incidents, emergencies, and commercial vehicle restrictions for Interstate, US, and state highways in South Dakota.

Mobile Apps: The same information is available on mobile apps for Android and iOS (Apple) phones and tablets. The apps are free from their respective app stores.

Phone:  Dial 5-1-1 from any phone (cellular or landline) in South Dakota to receive up-to-date, location-specific road restriction, conditions, and weather information on any Interstate, US, or state highway in South Dakota and several adjoining states.  You may also call 866-MYSD511 (866-697-3511) from anywhere in the United States.