What is Cirriform?

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 bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

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

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

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

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...