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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Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...