What is Hail?
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
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Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
The branch of science dealing with the laws of motion of air or other gases.
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...