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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A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...