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  1. 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 …

  2. How Fog Forms - National Weather Service

    5 days ago · Radiation fog varies in depth from 3 feet to about 1,000 feet and usually remains stationary. This type of fog can reduce visibility to near zero at times and make driving very …

  3. 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 …

  4. 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.

  5. Social media users in the Central Valley are freaking out about …

    3 days ago · Social posts show people questioning flecks and specks in the Central Valley fog. They say it's more gelatinous than liquid, and something may be afoot. Researchers say what …

  6. Dense Tule Fog Descends On California And Stays 3 Weeks

    6 days ago · California's Central Valley is no stranger to the phenomenon known as tule fog, but a blend of perfect conditions has allowed this particular event to last for over three weeks.

  7. 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.

  8. 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 …

  9. California’s Endless Fog Is Finally Clearing - The New York Times

    5 days ago · California’s ‘Twilight Zone’ of Endless Fog Is Finally Clearing An unrelenting gloom has blanketed much of the state’s Central Valley since late November.

  10. 6 Different Types of Fog - Farmers' Almanac

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