Dark blue cloudy sky

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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Glossary

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...