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What is Frost?

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential damage to plants and crops.

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Glossary

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

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

CONQ is a meteorological abbreviation for significant convection observed in a specific area, often indicating unstable atmospheric...

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

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

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

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

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