What is Arctic Air?

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

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

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

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

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

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...