According to New York Post it closed at 30.5 which set a new record.
https://nypost.com/2023/10/21/iowa-minnesota-sets-record-for-lowest-point-total-and-still-goes-under/
I really tried to come up with something for like 15 minutes.
Iowa has blackout car license plates. I do wish Minnesota and North Dakota had those.
Thats all I got. Very happy I have no reason to go there.