What is Frost?
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential damage to plants and crops.
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Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...