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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The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...
A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...
A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...