Fog is a visible aerosol consisting of tiny water droplets or ice crystals held in the air near the Earth 's surface. [1][2] Fog can be considered a type of low-lying cloud usually resembling stratus and is …

Fog is a cloud of small water droplets near ground level. It is formed by the condensation of water vapor on tiny particles that are always present in natural air; this occurs when the air becomes saturated …

Steam fog forms when cold air moves over warm water. When the cool air mixes with the warm moist air over the water, the moist air cools until its humidity reaches 100% and fog forms.

4 天之前 · Dense fog has caused a massive crash scene on a California highway involving more than 50 cars, according to officials.

17 小时之前 · If you’ve noticed thick fog popping up when it rains after winter weather, it’s not random.

2024年10月19日 · Learn about fog in meteorology. Discover the definition, how and why fog forms, the different types, and how it differs from other phenomena.

2026年1月28日 · Freezing fog advisory explained as US dealt yet another extreme winter weather warning The weather event can create hazardous road conditions

2025年8月28日 · Fog is a common atmospheric phenomenon, often described as a cloud that forms at ground level. It appears as a dense, opaque layer that can significantly obscure vision.

Types of Fog: There are several types of fog, including radiation fog, advection fog, evaporation fog, and upslope fog, each formed under different environmental conditions.

2025年9月30日 · Who knew that there were so many different types of fog, each forming under different conditions? Learn about them here!