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 scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...