What is Precipitation?
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.
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The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
The branch of science dealing with the laws of motion of air or other gases.
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....