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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Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...
Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...