What is Warning?
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening now, developing as we speak, and is minutes away. This weather hazard poses a threat to life and property.
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Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
An instrument for measuring atmospheric pressure.
The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.