What is Mesocyclone?
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with a funnel cloud or tornado cloud beneath it and detectable on Doppler radar.
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An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
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Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
A type of cloud consisting mostly of small particles such as ice particles.
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.