What is Heat Index?
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the 'apparent temperature.'
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Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
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...
A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...