What is Hail?
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
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An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....