What is Precipitation?
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.
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Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...