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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

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

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

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

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

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

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...