Severe WeatherWhat is Weather?
Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which is why it can be difficult to forecast.
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The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...