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 deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...