Dark blue cloudy sky

What is Weather System?

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can be comprised of low pressure, which is associated with inclement weather, and high pressure, which typically brings more stable, pleasant weather.

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Glossary

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

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

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

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 periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...