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 weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A large body of air having similar horizontal temperature and moisture characteristics.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...