overcast


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overcast

1. Meteorol (of the sky) more than 95 per cent cloud-covered
2. Meteorol the state of the sky when more than 95 per cent of it is cloud-covered

overcast

[′ō·vər‚kast]
(meteorology)
Pertaining to a sky cover of 1.0 (95% or more) when at least a portion of this amount is attributable to clouds or obscuring phenomena aloft, that is, when the total sky cover is not due entirely to surface-based obscuring phenomena.
Cloud layer that covers most or all of the sky; generally, a widespread layer of clouds such as that which is considered typical of a warm front.
(mining engineering)
An enclosed airway to permit one air current to pass over another without interruption.
To move overburden removed from coal mined from surface mines to an area from which the coal has been mined.

overcast (OVC)

As it relates to the cloud amount, it means 8 octas (8/8) of clouds, and the sky is totally covered with clouds. See cloud amount.
References in periodicals archive ?
He saw my plane heading straight toward the heavy overcast. He knew that if I entered those clouds no one would be able to help me.
| Saturday: Yellow "be aware" weather warning issued with 60% chance of light snow in the morning, overcast for the rest of the day.
When it is overcast, it offers a bit to the bowlers."
I imagine they will get the Duke ball to swing in conditions, which, if it is overcast, are going to be quite tough.
The jump was amid overcast skies on the final day of the show which brought 500,000 people to attractions such as the Red Arrows and Battle of Britain Memorial Flight.
Overcast and blus-tery conditions greeted the competitors and with play from the back Championship tees scoring was made extremely difficult.
"It's overcast and drizzly and that's the forecast for tomorrow as well.
Without you realizing it, tiny adjustments in light levels (a computer damps down extremes) are continually taking place as they do even on an overcast day.
Singh led all day at overcast East Lake Golf Club and gave himself some breathing space with three consecutive birdies from the ninth.
Sir, - Rain Monday 13 May, the sky was overcast and grey, and the rain fell as from a spray and people said what a shocking day.
The pilot was told he could fly at 500 feet above the overcast at 16,000 feet and be above all weather.
Mark Butcher, who top-scored with 20, pointed the finger at the overcast weather and green pitch.