Dark blue cloudy sky

What is Squall Line?

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

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Glossary

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

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

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 heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.