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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Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
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 polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...