Advection Fog

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over a warm and moist surface. Examples include advection fogs, monsoon fogs, sea fog, and tropical air fog.

Glossary

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

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, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

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