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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Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
An instrument for measuring atmospheric pressure.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...