Dark blue cloudy sky

What is Precipitation?

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.

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Glossary

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

A very cold high pressure that originates over the Arctic Ocean.

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

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.