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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The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....
A cloud of irregular appearance, composed of irregular cloud fragments.
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...