You could always wear long underwear.
Originally Posted by
RoyerYetlink
No company provided warning layers...
I bring a hat, gloves, scarf, wear my leather jacket. If that’s not enough I can take out the fleece from my overnight bag and put that underneath. Some guys have the uniform sweater or trench coat. The preflight shouldn’t take more than 10 minutes for the first flight of the day, 3 for postflight.
Rampers have warm clothes too and have what looks like company issued overalls that provide protection from the wind.