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

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 ...

As snow continues to fall in Western North Carolina, an unusual weather condition is expected to begin. Here's what to know about freezing fog.

If you must drive in foggy conditions, keep the following safety tips in mind, the National Weather Service said: Make your ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

Tule fog is choking California’s Central Valley. Here's how it forms and why it's forming less often despite heavy fog this ...

Add Yahoo as a preferred source to see more of our stories on Google. Fog over the Texas capitol. (Ken Herman) The National Weather Service has issued a dense fog advisory for South Central Texas ...

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 ...