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

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 ...

The Ozarks are no strangers to foggy nights and mornings. The fog this morning may have you asking yourself what fog is and how it forms. Let’s take a look. Not all fog is the same. In fact, there are ...

Fog is a relatively common occurrence is western Montana. It’s often described as a stratus clouds resting close to the ground. Did you know there are different types of fog and different way they ...

Many people recognize fog as a low-lying cloud, but how does it form? Fog develops when the air near the ground becomes saturated or cool enough for moisture to condense. This occurs when the ...

Winter storm brought snow and ice. See videos from before and after. Winter Storm Fern brings snow and ice. See videos.

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 ...

The National Weather Service has issued a dense fog advisory across most of Ohio Monday morning, Feb. 16. Here's what that means.

We tend to talk about mist and fog as if the two things are interchangeable but in fact there is a distinct difference between the two. That difference is the distance you can see through them. Fog is ...