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 upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...