What is Clear?
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility. Clear sky. In meteorology, this term is also used when the cloud cover is less than 1/8 during the day or at the observation hour.
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A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
An instrument for measuring atmospheric pressure.
The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.