TAMPA, Fla. — How can there be frost if my thermometer reads above freezing? Frost can form only if the temperature of the air, or the temperature of a surface, is 32 degrees or lower. Temperature ...

MOBILE, Ala. (WALA) - If you have temperatures in the 20s and 30s, you have clear skies and light winds, there is the potential for frost to form. It may surprise you that some of the frostiest nights ...