Dark blue cloudy sky

What is Bow Echo?

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale convective movements along a strong thunderstorm line.

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Glossary

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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

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

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

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

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

The branch of science dealing with the laws of motion of air or other gases.

An instrument for measuring atmospheric pressure.