What is Beaufort Scale?
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree branches and chimney smoke on land, expressed with numbers from 0 to 12, used in wind connection and wind power extension by looking only at the results without referring to any device.
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Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
An instrument for measuring atmospheric pressure.
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...