What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
An instrument for measuring atmospheric pressure.
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
A type of cloud consisting mostly of small particles such as ice particles.
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...