(KSFY) - UPDATE, 8:00 a.m. Friday: Authorities have reopened Interstate 29.
Officials with the South Dakota Departments of Transportation closed Interstate 29 from Brookings to the North Dakota border at 5 p.m. Thursday and from Sioux Falls to Brookings at 6 p.m.
The National Weather Service has issued a blizzard warning for the northeast and far eastern part of the state with winds gusting to 50 mph. This is in addition to a wind chill warning in the area.
Motorists are advised there is significant drifting on the interstate and many state highways in the eastern part of the state that is making safe travel impossible.
Motorists are strongly encouraged to change travel plans and stay where you are until crews are able to make roads safe for travel on Friday.
Check safetravelusa.com/sd before heading out.