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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The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...
A very cold high pressure that originates over the Arctic Ocean.