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

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

Earlier today, some areas across Rochester experienced reduced visibility due to patches of low clouds and light fog. While this may have seemed unexpected, it is not uncommon for this time of year, ...

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 ...

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 ...

Another common type is advection fog, also known as sea fog. This is the fog expected to form in the area this week, bringing impacts each morning. It forms when winds push warm, moist air over cooler ...

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

With rain and possible fog moving into metro Phoenix on Monday, drivers may wonder if it is safe to be on the roads in such conditions. Fog can be dangerous if it at all reduces visibility, such as ...