
Fog - Wikipedia
In turn, fog affects many human activities, such as shipping, travel, and warfare. Fog appears when water vapor (water in its gaseous form) condenses. During condensation, molecules of …
Fog | Definition, Formation, Types, & Facts | Britannica
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 …
How Fog Forms - National Weather Service
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.
Fog - Definition, Types, Formation - Science Notes and Projects
Oct 19, 2024 · Learn about fog in meteorology. Discover the definition, how and why fog forms, the different types, and how it differs from other phenomena.
25 Facts About Fog
Jan 19, 2025 · Fog is one of nature's most mysterious and captivating phenomena. But what exactly is fog? Fog is essentially a cloud that touches the ground. It forms when the air near …
FOG Definition & Meaning - Merriam-Webster
The meaning of FOG is vapor condensed to fine particles of water suspended in the lower atmosphere that differs from cloud only in being near the ground. How to use fog in a sentence.
What is fog and how is it formed? - Extended Forecast
Jul 8, 2025 · Fog, as a generic term, refers to any suspension of small droplets in a gas. In the case of the atmosphere, these droplets are water and are suspended in the air near or at …
The strange science of how fog forms - BBC Science Focus Magazine
Jan 16, 2025 · Fog is made up of molecules of water vapour, suspended in the air as tiny droplets of water but lingering close to the surface. Essentially, fog is just cloud that touches Earth’s …
Freezing Fog: What Is It And How Can It Impact You?
You may have heard of freezing rain, but have you ever heard of freezing fog? This weather phenomenon can quickly turn a winter wonderland into a travel nightmare. The tiny droplets in …
Here's what's up with the big dose of Bay Area fog - KTVU FOX 2
1 day ago · The type of fog is called radiation fog, or tule fog. Instead of forming over the ocean, like typical summer fog, this wintertime fog forms over the inland valley areas.