Does look better, but watch the heat index.
Right now weather.com predicts for Friday 91f / 64% = 104.7 heat index.
So how do you hydrate on Thursday, while driving 4-8 hours? I either end up not drinking as much as I should or stopping way too much.
IV in the truck on the way up.
Pedialyte for breakfast each day at the track
16oz bottle of water an hour while at the track, and one after every session.