What is Acid Rain?
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
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Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...