ground fog


Also found in: Dictionary, Thesaurus, Medical, Legal, Acronyms.

ground fog

[′grau̇nd ‚fäg]
(meteorology)
A fog that hides less than 0.6 of the sky and does not extend to the base of any clouds that may lie above it.

ground fog

A shallow fog caused by radiation cooling the ground at night. It normally covers more than half the sky and is not part of the cloud base.
References in periodicals archive ?
The next morning was a repeat of the first; ground fog draped silently over the land.
A splash on my right brought me up short: a great blue heron shrouded in ground fog snapping up salmon fingerlings.
Two traveller curtains punctuated the scenes, varying the playing area from the intimacy of a shallow apron before the white traveller, to the formality of the throne room before a red traveller further upstage, to an eerie emptiness against a cyc with projections, usually accompanied by ground fog.