Balloon ceiling: Difference between revisions
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Revision as of 15:28, 25 April 2012
balloon ceiling
After United States weather observing practice, the ceiling classification that is applied when the ceiling height is determined by timing the ascent and disappearance of a ceiling balloon or pilot balloon.
Balloon ceilings are designated B in an aviation weather observation, and they may pertain only to clouds or to obscuring phenomena aloft.