A uniform, featureless layer of cloud resembling @F02470@ but not resting on the ground; when this very low layer is broken up into irregular shreds, it is designated as fractostratus; \(300{-}600\ \text{m}\); widespread irregular stirring and lifting of the shallow layer of cool, damp air near the ground.
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2180 [Terms] [Paper]