Valley Breeze: An anabatic wind, it is formed during the day by the heating of the valley floor. As the ground becomes warmer than the surrounding atmosphere, the lower levels of air heat and rise, flowing up the mountainsides. It blows in the opposite direction of a mountain breeze.

 

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Valley Breeze: An anabatic wind, it is formed during the day by the heating of the valley floor. As the ground becomes warmer than the surrounding atmosphere, the lower levels of air heat and rise, flowing . . . View Full Definition

Mountain Breeze: A katabatic wind, it is formed at night by the radiational cooling along mountainsides. As the slopes become colder than the surrounding atmosphere, the lower levels of air cool and drain to . . . View Full Definition

V-Shaped Valley: A valley with a narrow bottom and a cross section shaped like the letter 'V'. Valleys of this shape are almost always cut by stream erosion.

U-Shaped Valley: A deep valley with a flat floor and very steep walls. Shaped in cross-section like the letter 'U'. Valleys with this geometry are frequently cut by a glacier.

Valley: The 'V' shaped area of a roof where two sloping roofs meet. Water drains off the roof at the valleys.

Valley Glacier: A glacier that is smaller than a continental glacier or an icecap, and which flows mainly along well-defined valleys, many with tributaries.

Sea Breeze Front: A coastal phenomena, it is restricted to large bodies of water and their immediate coast lines. This is usually the landward extent of the sea breeze. Due to the imbalance of heating between . . . View Full Definition

Valley Flashing: Sheet metal that lays in the 'V' area of a roof valley.

Sea Breeze: A diurnal coastal breeze that blows onshore, from the sea to the land. It is caused by the temperature difference when the surface of the land is warmer than the adjacent body of water. Pred . . . View Full Definition

Hanging Valley: A tributary to a U-shaped glacial valley which, instead of entering the valley at the same level as the main stream, enters at a higher elevation, frequently as a waterfall. These different . . . View Full Definition