What is La Niña?
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global weather patterns such as reduced rainfall in some areas and increased rainfall in others.
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Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

