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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Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A large body of air having similar horizontal temperature and moisture characteristics.
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.