Weather

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Slide 1

Weather

Slide 2

What is weather?

Refers to the state of the atmosphere at a specific time and place.

The one thing that you can talk to anybody about

If you don’t like the weather just wait around it will change in Texas

What are some of the factors that affect the weather?

Slide 3

Air Temperature

Temperature is the measure of the average amount of motion in particles.

Slide 4

Wind

a natural movement of air of any velocity; especially : the earth's air or the gas surrounding a planet in natural motion horizontally

Slide 5

Humidity

The amount of water vapor present in the air

Relative Humidity -is a measure of the amount of water vapor present in the air compared to the amount needed for saturation at a specific temperature

Slide 6

Clouds

Masses of small water droplets or tiny ice crystals that float in the air.

Three main types are cirrus, cumulus, and stratus.

Other clouds are a mixture of these three main types.

Slide 7

Cloud Formation

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Cirrus

Cirro- means “curled” or “feathery”

Form highest in the sky; are made up of ice crystals; and appear as curls, tufts, or wisps.

Usually signal the end of clear weather.

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Cumulus

Cumulo- means “heaped” or “piled”

Cottony clouds with flat, usually gray bases, and puffy, bright tops.

Usually signal good weather, but if atmosphere is unstable, can build into towering clouds that produce showers and thunderstorms.

Slide 10

Stratus

Strato- means “layer-like” or “sheet-like.”

Low-lying, dull-colored clouds that form in layers or sheets.

Usually bring drizzling rain or light-falling snow.

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Alto

A prefix meaning “middle range of clouds “ and used to describe clouds that lie from 6,500-18,500 ft. (1,980-5,640m).

Slide 12

Nimbus