What is Low Pressure System?
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere. Also known as a cyclone. It is the opposite of high pressure (anticyclone).
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The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A cloud of irregular appearance, composed of irregular cloud fragments.
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.