I think you hit it on the head......(didn't fans used to run off belts?)

Regarding wind chill.....I know the term applies to flesh.....but I can't help but think that zero degree air moving at 100+ mph is going to pull more heat away from an inanimate object faster than zero degree air standing still.......

P0112 Intake air temp sensor, stored code ....

In any case.....she's running like a striped-***-ape again!!