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| #REDIRECT [[aviation weather observation]] | | #REDIRECT: [[Aviation weather observation]] |
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| {{Term
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| |Display title=aviation weather observation
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| |Definitions={{Definition
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| |Num=1
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| |Meaning=(''Also called'' airways observation.) An evaluation, according to set procedure, of those weather elements that are most important for aircraft operations.
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| |Explanation=It always includes the [[cloud height]] or [[vertical visibility]], [[sky cover]], [[visibility]], [[obstructions to vision]], certain atmospheric phenomena, and [[wind speed]] and [[direction]] that prevail at the time of the observation. Complete observations include the [[sea level pressure]], [[temperature]], [[dewpoint temperature]], and [[altimeter setting]]. Aviation weather observations are further classified as record, special, check, and local extra observations. The first two types are encoded and transmitted as reports on communications circuits. <br/>''Compare'' [[synoptic weather observation]].
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