Fog - Wikipedia
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 | 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 saturated …
Freezing fog advisories were issued in the South. What do ...
5 days ago · Parts of the U.S. were under a freezing fog warning this week. What is the weather phenomenon?
Fog - Definition, Types, Formation - Science Notes and Projects
Oct 19, 2024 · Fog is a meteorological phenomenon where a cloud forms at ground level, reducing visibility to less than 1 kilometer (0.62 miles). It consists of tiny water droplets or ice crystals …
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.
The strange science of how fog forms
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 surface and …
What Is Fog? The Science Behind Its Formation - Biology Insights
Jan 6, 2026 · Fog is a meteorological phenomenon consisting of tiny water droplets or ice crystals suspended in the air at or near the Earth’s surface. It is essentially a cloud that reduces horizontal …