Authorities said at least five people have been injured in 20 to 30 accidents during the dust storm.
Their conditions are unknown at this time.
- I-35 northbound will be detoured at Tonkawa (mm 214) westbound on US60, northbound on SH74 and eastbound on SH11 to Blackwell.
- I-35 southbound will be detoured at Blackwell westboundon SH11, southbound on SH74 and eastbound on US60 to Tonkawa.
Authorities are asking drivers to avoid the area.