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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Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...
Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...
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 weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...