What is Heat Index?
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the 'apparent temperature.'
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A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...
A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....