obscuration


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obscuration

[‚äb·skyu̇′rā·shən]
(meteorology)
In United States weather observing practice, the designation for the sky cover when the sky is completely hidden by surface-based obscuring phenomena, such as fog. Also known as obscured sky cover.

obscuration

A condition in which the sky, or the dividing line between a cloud and the clear air below, is completely hidden by surface-based obscuring phenomena such as fog, mist, or smoke. Also known as obscured sky cover.
References in periodicals archive ?
He would need to use a variety of obscuration techniques and coordinate for resources in time and space across the EMS in multiple domains to prevent detection and engagement by the enemy.
1) Bead sizes were verified by measurement of the beads suspended in water on calibrated flow imaging and light obscuration particle counters (see 2.
where [lambda] is the percent obscuration along the path and x is the path length.
Smothered in clouds of obscuration and over-simplified by both pro and anti-camps, the hunting issue has often seen the standard of debate lowered to kindergarten level.
The finer distinctions that are obscured by this order-disorder thematic approach are minor ones with the chapter on Robert Filmer being the most problematic, but Filmer's thought always has been subject to various degrees of obscuration.
Both the source and detector have heated optics to prevent loss of signal due to ice, condensation or snow and the SafEye Xenon 700 will work in up to 90% obscuration.
However the possibility of pillar obscuration did not seem to be considered.
Due to these findings and the lack of literature substantiating interference or distortion with gel lubricants, we investigated whether there is a difference in Pap smear obscuration rates with gel-lubricated vs water-lubricated speculum samples.
The substances used normally have to be of such small particles to fit into the obscuration window for 66 GHz and higher that it becomes a health hazard.
The basic transmissometer set comprises a light transmitter and one or more light receivers which measure the rapidity of light attenuation caused by fog, snow or any other obscuration.
Thunderheads are obscuration of rain, a glottal stop,
The longer the obscuration or obliteration of self continues, the harder it will be to rediscover the person one was before.