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

(SOUTHERN COLORADO) — Southern Colorado was covered in fog over the weekend, and while it’s not an uncommon phenomenon, you may be wondering how fog forms in the first place? There are several types ...

NASHVILLE, Tenn. (WSMV) - Fog is one of the most dangerous weather phenomena, but what causes it? Fog is a cloud that forms at ground level, and its most common form is radiation fog. For radiation ...

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.

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 ...

MEMPHIS, Tenn. - If you’ve noticed thick fog popping up when it rains after winter weather, it's not random. Here's what's happening: Rain is falling out of milder air, but it's landing on very cold ...

Add Yahoo as a preferred source to see more of our stories on Google. California's never-ending tule fog. California’s Central Valley has spent the past several weeks buried under a thick, unmoving ...

California's Central Valley is no stranger to thick fog during the winter months. Stretches of quiet weather during the cool season create the perfect conditions for widespread gloom. Sign up for our ...

NORFOLK, Va. — Some mornings, you may wake up to the gray haze of fog. Let’s break down how fog forms. According to the National Weather Service, there are five different types of fog: radiation fog, ...