Dark blue cloudy sky

What is Aeroallergens?

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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Glossary

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...

Snow that rises to 8 feet or higher.

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.