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

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...