What is Isobar?
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
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A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...