What is Lightning?
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or between a cloud and the ground.
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The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...