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

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

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

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

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

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

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

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...