What is Heat Index?

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

A large body of air having similar horizontal temperature and moisture characteristics.

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...