Download Review for Clouds and Weather Factors

 Air Pressure: Measured with a barometer, it’s
the amount of force from the atmosphere.
 High pressure: caused by cool air falling
 Low pressure: caused by warm air rising.
 Dew Point: The temperature that clouds form.
 Humidity: Measure of the amount of water vapor in the
air
 Relative Humidity: % of water vapor in air compared to
maximum amount it can hold.
Cumulus
Stratus
 Low in altitude. About 2 km
 Mid-Altitude.
 Fluffy cotton ball shapes.
 Covers entire sky
 Indicate fair weather.
 Brings rain, drizzle, and snow
Cirrus
Nimbus
 Highest in altitude.
 Indicates that the cloud will produce
 Made of ice crystals
 Looks like feathers or wispy clouds.
 Indicates storm is on the way in a few
days.
rain.