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.
Schedule a Demo Today
A new era is starting with fundamentally new forecasting with unprecedented precision!
Contact UsGlossary
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
An instrument for measuring atmospheric pressure.
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
A large body of air having similar horizontal temperature and moisture characteristics.
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
The branch of science dealing with the laws of motion of air or other gases.
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...