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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A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
Snow that rises to 8 feet or higher.
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A large body of air having similar horizontal temperature and moisture characteristics.