What is Cirriform?

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

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

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

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A type of cloud consisting mostly of small particles such as ice particles.

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...