Month: August 2022

Isobar – Definition

Isobar The line drawn on a weather map connecting points of equal barometric pressure. Barometric Pressure The pressure exerted by the atmosphere at a given

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Isotherm – Definition

Isotherm The line of equal or constant air temperature. If something is isothermal, it is of equal or constant temperature with respect to either time

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Jet Stream – Definition

Jet Stream An area of strong winds that are concentrated in a relatively narrow band in the upper troposphere of the middle latitudes and subtropical

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Knot – Definition

Knot A nautical unit of speed equal to the velocity at which one nautical mile is traveled in one hour. Used primarily by marine interests

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Landfall – Definition

Landfall The point at which a tropical cyclone’s eye first crosses a land mass. Tropical Cyclone A warm core low pressure system which develops over

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