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

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

Snow that rises to 8 feet or higher.

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

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