What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A type of cloud consisting mostly of small particles such as ice particles.
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...