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

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

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

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

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