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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An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

