What is wind chill?

AUSTIN (KXAN) — Bone-chilling cold has settled into Central Texas with temperatures struggling to leave the 20s and 30s this week.
One aspect of this arctic blast on everyone's mind is wind chill — here's an explanation from the First Warning Weather team.
Wind chill, also known as the “feels-like” temperature, is the temperature it feels like on exposed skin when wind and cold combine. As a reminder, water freezes when the air temperature is below freezing, not the wind