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 condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...