What is Atmosphere?
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
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A very cold high pressure that originates over the Arctic Ocean.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...