What is Warning?
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening now, developing as we speak, and is minutes away. This weather hazard poses a threat to life and property.
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The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
An instrument for measuring atmospheric pressure.
An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....
A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.