Dark blue cloudy sky

What is Cumulus?

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds under the right conditions.

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Glossary

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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

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

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

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

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

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

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...