![](https://media-cdn.socastsrm.com/wordpress/wp-content/blogs.dir/2549/files/2022/06/us-75-iowa-1926svg.png)
Old U.S. Highway 75 sign.
SIOUX CENTER, Iowa (KELO.com) — It was so hot Sunday that U.S. Highway 75 buckled 1 mile south of Sioux Center, Iowa.
That’s according to the Sioux County Sheriff’s Office.
They said yesterday evening that traffic was down to one lane where the road buckled.