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
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...