What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
A very cold high pressure that originates over the Arctic Ocean.
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...