JACKSONVILLE, Fla. – Many of us woke up to another freeze and frost Wednesday morning. The coldest spots generally were west of the metro where some areas reported temperatures in the 20s and 30s.

frost is back in the forecast. So we're talking about how exactly it forms what it actually is today. So first off frost forms because there is water in the air whenever, even when it's not liquid ...

Okay, this might seem weird at first — how does frost show up when your weather app says it’s 36°F outside? That’s above freezing, right? Yep, but here’s the science-y twist: frost doesn’t care what ...