What is Cirriform?

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

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

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

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

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...