KNOXVILLE, Tenn. — Recently in East Tennessee, there have been some very foggy conditions. Many people have complained about it, after a rainy week. East Tennessee can see up to two types of fog. One ...

This can also be called Valley Fog. Sometimes at night on the upper slopes of a mountain or a ridgetop, when the air cools, ...

Breaking down types of fog, how they form AccuWeather's Anna Azallion explains what fog is and the different types of fog.

Dense fog is a weather hazard many central Iowans have become familiar with this winter, with several dense fog advisories over the last several weeks. While fog may appear the same, there are several ...