What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....