Difference between revisions of "Obscuration"
From Glossary of Meteorology
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| − | #<div class="definition"><div class="short_definition">(''Also called'' obscured sky cover.) In U.S. weather observing practice, the designation for the [[sky cover]] when the sky is completely hidden by surface-based obscuring phenomena.</div><br/> <div class="paragraph">It is encoded "X" in aviation weather observations; it always constitutes a [[ceiling]], the height of which is the value of [[vertical visibility]] into the [[obscuring phenomenon]]. <br/>''Compare'' [[partial obscuration]].</div><br/> </div> | + | #<div class="definition"><div class="short_definition">(''Also called'' obscured sky cover.) In U.S. weather observing practice, the designation for the [[sky cover]] when the sky is completely hidden by surface-based obscuring phenomena.</div><br/> <div class="paragraph">It is encoded "X" in aviation weather observations; it always constitutes a [[ceiling]], the height of which is the value of [[vertical visibility]] into the [[obscuring phenomenon]]. <br/>''Compare'' [[partial obscuration|partial obscuration]].</div><br/> </div> |
#<div class="definition"><div class="short_definition">A surface-based [[obscuring phenomenon]].</div><br/> </div> | #<div class="definition"><div class="short_definition">A surface-based [[obscuring phenomenon]].</div><br/> </div> | ||
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Latest revision as of 17:31, 25 April 2012
obscuration
- (Also called obscured sky cover.) In U.S. weather observing practice, the designation for the sky cover when the sky is completely hidden by surface-based obscuring phenomena.
It is encoded "X" in aviation weather observations; it always constitutes a ceiling, the height of which is the value of vertical visibility into the obscuring phenomenon.
Compare partial obscuration.
- A surface-based obscuring phenomenon.
