Dark blue cloudy sky

What is Trough?

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms and rain.

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Glossary

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

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

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

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

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

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

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