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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Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.