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 sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A cloud of irregular appearance, composed of irregular cloud fragments.
A type of cloud consisting mostly of small particles such as ice particles.
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....