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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 cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

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

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...

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

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...