What is Acid Rain?
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
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The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...