Dark blue cloudy sky

What is Trough?

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms and rain.

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Glossary

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

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

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

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

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.