The South Dakota Department of Transportation is advising motorists that Interstate 90 is now closed between Highway 281 (Exit 310) and Interstate 29 (Exit 396) at Sioux Falls.
Westbound traffic detour from Sioux Falls is I-29 north to Brookings, Highway 14 west to Highway 281, then south back to Interstate 90.
Eastbound traffic detour from I-90 is north on Highway 281 at Plankinton, east on Highway 14 and south on I-29 to Sioux Falls.
LOCAL traffic only will have access to I-90 between Mt. Vernon (Exit 319) and Bridgewater (Exit 357) and Humboldt (Exit 379) to Sioux Falls.
The westbound on-ramps to I-90 at Sioux Falls will be closed.
Floodwaters continue to rise in the eastern part of the state and crews are monitoring both roadways and bridge structures for safety.
(SDDO)