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 tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
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...
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
A large body of air having similar horizontal temperature and moisture characteristics.

