Dark blue cloudy sky

What is Jet Stream?

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet cold air masses and impact weather conditions, air travel, and more.

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Glossary

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

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

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

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

A large body of air having similar horizontal temperature and moisture characteristics.

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

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

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...