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Vertical drafts, known as updrafts or downdrafts, are localized regions of warm or cool air that move vertically. A mass of warm air will typically be less dense than the surrounding region, and so will rise until it reaches air that is either warmer or less dense than itself.
At night, the sides of the hills cool through radiation of the heat. The air along the hills becomes cooler and denser, blowing down into the valley, drawn by gravity. This is known a mountain breeze. If the slopes are covered with ice and snow, the mountain breeze will blow during the day, carrying the cold dense air into the warmer, barren ...
Mountain and valley breezes are other examples of local winds caused by an area's geography. Campers in mountainous areas may feel a warm afternoon quickly change into a cold night soon after the sun sets. During the day, the sun warms the air along the mountain slopes. This warm air rises up the mountain slopes, creating a valley breeze.
It is designed to capture a cross-draft. The breeze is at least partly driven by convection (since one court will generally be warmer than the other), and may also be driven by wind pressure and evaporative cooling, [14]: Ch. 6 [16] [5] so the garden and courtyard are used as windcatchers. Buoyancy forces are used to cause night flushing.
However, when the wind is blowing, it will continuously blow that blanket of heat away from our bodies, leaving the skin exposed to the cold air. The faster the wind speed, the faster our body ...
The cold temps will be replaced by much milder air next week, but the warmth will come after a frigid, snowy weekend for portions of the northeastern U.S. Up to a foot of snow is expected near the ...
Once the breeze comes in, temperatures can cool down three to six degrees, Patzert said. According to past forecasts, the Delta breeze can bring gusts up to double digits in certain areas ...
Tramontane (cold northwesterly from the Pyrenees or northeasterly from the Alps to the Mediterranean, similar to Mistral) Vendavel (westerly through the Strait of Gibraltar) Murlan (cold and dry northeasterly wind in winter in Albania, Montenegro and Northwestern part of North Macedonia) Winds of Provence