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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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

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

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...